398116921535

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{2039}}^1\times {\mathrm{8209}}^1$

素因数の和:10391

約数の個数: 32

約数和(自身を含む): 492000998400

約数和(自身を除く): 93884076865

約数列:

[1, 5, 67, 71, 335, 355, 2039, 4757, 8209, 10195, 23785, 41045, 136613, 144769, 550003, 582839, 683065, 723845, 2750015, 2914195, 9699523, 16738151, 39050213, 48497615, 83690755, 195251065, 1121456117, 1188408721, 5607280585, 5942043605, 79623384307, 398116921535]

約数ペア:

[(1, 398116921535), (5, 79623384307), (67, 5942043605), (71, 5607280585), (335, 1188408721), (355, 1121456117), (2039, 195251065), (4757, 83690755), (8209, 48497615), (10195, 39050213), (23785, 16738151), (41045, 9699523), (136613, 2914195), (144769, 2750015), (550003, 723845), (582839, 683065)]