8880885

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 18869760

約数和(自身を除く): 9988875

約数列:

[1, 3, 5, 9, 13, 15, 17, 19, 39, 45, 47, 51, 57, 65, 85, 95, 117, 141, 153, 171, 195, 221, 235, 247, 255, 285, 323, 423, 585, 611, 663, 705, 741, 765, 799, 855, 893, 969, 1105, 1235, 1615, 1833, 1989, 2115, 2223, 2397, 2679, 2907, 3055, 3315, 3705, 3995, 4199, 4465, 4845, 5499, 7191, 8037, 9165, 9945, 10387, 11115, 11609, 11985, 12597, 13395, 14535, 15181, 20995, 27495, 31161, 34827, 35955, 37791, 40185, 45543, 51935, 58045, 62985, 75905, 93483, 104481, 136629, 155805, 174135, 188955, 197353, 227715, 467415, 522405, 592059, 683145, 986765, 1776177, 2960295, 8880885]

約数ペア:

[(1, 8880885), (3, 2960295), (5, 1776177), (9, 986765), (13, 683145), (15, 592059), (17, 522405), (19, 467415), (39, 227715), (45, 197353), (47, 188955), (51, 174135), (57, 155805), (65, 136629), (85, 104481), (95, 93483), (117, 75905), (141, 62985), (153, 58045), (171, 51935), (195, 45543), (221, 40185), (235, 37791), (247, 35955), (255, 34827), (285, 31161), (323, 27495), (423, 20995), (585, 15181), (611, 14535), (663, 13395), (705, 12597), (741, 11985), (765, 11609), (799, 11115), (855, 10387), (893, 9945), (969, 9165), (1105, 8037), (1235, 7191), (1615, 5499), (1833, 4845), (1989, 4465), (2115, 4199), (2223, 3995), (2397, 3705), (2679, 3315), (2907, 3055)]