12311145

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:76

約数の個数: 144

約数和(自身を含む): 29877120

約数和(自身を除く): 17565975

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 19, 21, 33, 35, 45, 51, 55, 57, 63, 77, 85, 95, 99, 105, 119, 121, 133, 153, 165, 171, 187, 209, 231, 255, 285, 315, 323, 357, 363, 385, 399, 495, 561, 595, 605, 627, 665, 693, 765, 847, 855, 935, 969, 1045, 1071, 1089, 1155, 1197, 1309, 1463, 1615, 1683, 1785, 1815, 1881, 1995, 2057, 2261, 2299, 2541, 2805, 2907, 3135, 3465, 3553, 3927, 4235, 4389, 4845, 5355, 5445, 5985, 6171, 6545, 6783, 6897, 7315, 7623, 8415, 9405, 10285, 10659, 11305, 11495, 11781, 12705, 13167, 14399, 14535, 16093, 17765, 18513, 19635, 20349, 20691, 21945, 24871, 30855, 31977, 33915, 34485, 38115, 39083, 43197, 48279, 53295, 58905, 65835, 71995, 74613, 80465, 92565, 101745, 103455, 117249, 124355, 129591, 144837, 159885, 195415, 215985, 223839, 241395, 273581, 351747, 373065, 586245, 647955, 724185, 820743, 1119195, 1367905, 1758735, 2462229, 4103715, 12311145]

約数ペア:

[(1, 12311145), (3, 4103715), (5, 2462229), (7, 1758735), (9, 1367905), (11, 1119195), (15, 820743), (17, 724185), (19, 647955), (21, 586245), (33, 373065), (35, 351747), (45, 273581), (51, 241395), (55, 223839), (57, 215985), (63, 195415), (77, 159885), (85, 144837), (95, 129591), (99, 124355), (105, 117249), (119, 103455), (121, 101745), (133, 92565), (153, 80465), (165, 74613), (171, 71995), (187, 65835), (209, 58905), (231, 53295), (255, 48279), (285, 43197), (315, 39083), (323, 38115), (357, 34485), (363, 33915), (385, 31977), (399, 30855), (495, 24871), (561, 21945), (595, 20691), (605, 20349), (627, 19635), (665, 18513), (693, 17765), (765, 16093), (847, 14535), (855, 14399), (935, 13167), (969, 12705), (1045, 11781), (1071, 11495), (1089, 11305), (1155, 10659), (1197, 10285), (1309, 9405), (1463, 8415), (1615, 7623), (1683, 7315), (1785, 6897), (1815, 6783), (1881, 6545), (1995, 6171), (2057, 5985), (2261, 5445), (2299, 5355), (2541, 4845), (2805, 4389), (2907, 4235), (3135, 3927), (3465, 3553)]