8028405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{331}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 17712864

約数和(自身を除く): 9684459

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 33, 35, 45, 49, 55, 63, 77, 99, 105, 147, 165, 231, 245, 315, 331, 385, 441, 495, 539, 693, 735, 993, 1155, 1617, 1655, 2205, 2317, 2695, 2979, 3465, 3641, 4851, 4965, 6951, 8085, 10923, 11585, 14895, 16219, 18205, 20853, 24255, 25487, 32769, 34755, 48657, 54615, 76461, 81095, 104265, 127435, 145971, 163845, 178409, 229383, 243285, 382305, 535227, 729855, 892045, 1146915, 1605681, 2676135, 8028405]

約数ペア:

[(1, 8028405), (3, 2676135), (5, 1605681), (7, 1146915), (9, 892045), (11, 729855), (15, 535227), (21, 382305), (33, 243285), (35, 229383), (45, 178409), (49, 163845), (55, 145971), (63, 127435), (77, 104265), (99, 81095), (105, 76461), (147, 54615), (165, 48657), (231, 34755), (245, 32769), (315, 25487), (331, 24255), (385, 20853), (441, 18205), (495, 16219), (539, 14895), (693, 11585), (735, 10923), (993, 8085), (1155, 6951), (1617, 4965), (1655, 4851), (2205, 3641), (2317, 3465), (2695, 2979)]