91971495

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 212459520

約数和(自身を除く): 120488025

約数列:

[1, 3, 5, 7, 9, 11, 15, 19, 21, 33, 35, 45, 55, 57, 63, 77, 95, 99, 105, 121, 127, 133, 165, 171, 209, 231, 285, 315, 363, 381, 385, 399, 495, 605, 627, 635, 665, 693, 847, 855, 889, 1045, 1089, 1143, 1155, 1197, 1397, 1463, 1815, 1881, 1905, 1995, 2299, 2413, 2541, 2667, 3135, 3465, 4191, 4235, 4389, 4445, 5445, 5715, 5985, 6897, 6985, 7239, 7315, 7623, 8001, 9405, 9779, 11495, 12065, 12573, 12705, 13167, 13335, 15367, 16093, 16891, 20691, 20955, 21717, 21945, 26543, 29337, 34485, 36195, 38115, 40005, 46101, 48279, 48895, 50673, 62865, 65835, 76835, 79629, 80465, 84455, 88011, 103455, 107569, 108585, 132715, 138303, 144837, 146685, 152019, 185801, 230505, 238887, 241395, 253365, 291973, 322707, 398145, 440055, 537845, 557403, 691515, 724185, 760095, 875919, 929005, 968121, 1194435, 1459865, 1613535, 1672209, 2043811, 2627757, 2787015, 4379595, 4840605, 6131433, 8361045, 10219055, 13138785, 18394299, 30657165, 91971495]

約数ペア:

[(1, 91971495), (3, 30657165), (5, 18394299), (7, 13138785), (9, 10219055), (11, 8361045), (15, 6131433), (19, 4840605), (21, 4379595), (33, 2787015), (35, 2627757), (45, 2043811), (55, 1672209), (57, 1613535), (63, 1459865), (77, 1194435), (95, 968121), (99, 929005), (105, 875919), (121, 760095), (127, 724185), (133, 691515), (165, 557403), (171, 537845), (209, 440055), (231, 398145), (285, 322707), (315, 291973), (363, 253365), (381, 241395), (385, 238887), (399, 230505), (495, 185801), (605, 152019), (627, 146685), (635, 144837), (665, 138303), (693, 132715), (847, 108585), (855, 107569), (889, 103455), (1045, 88011), (1089, 84455), (1143, 80465), (1155, 79629), (1197, 76835), (1397, 65835), (1463, 62865), (1815, 50673), (1881, 48895), (1905, 48279), (1995, 46101), (2299, 40005), (2413, 38115), (2541, 36195), (2667, 34485), (3135, 29337), (3465, 26543), (4191, 21945), (4235, 21717), (4389, 20955), (4445, 20691), (5445, 16891), (5715, 16093), (5985, 15367), (6897, 13335), (6985, 13167), (7239, 12705), (7315, 12573), (7623, 12065), (8001, 11495), (9405, 9779)]