157967615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3457}}^1$

素因数の和:3531

約数の個数: 32

約数和(自身を含む): 220758720

約数和(自身を除く): 62791105

約数列:

[1, 5, 13, 19, 37, 65, 95, 185, 247, 481, 703, 1235, 2405, 3457, 3515, 9139, 17285, 44941, 45695, 65683, 127909, 224705, 328415, 639545, 853879, 1662817, 2430271, 4269395, 8314085, 12151355, 31593523, 157967615]

約数ペア:

[(1, 157967615), (5, 31593523), (13, 12151355), (19, 8314085), (37, 4269395), (65, 2430271), (95, 1662817), (185, 853879), (247, 639545), (481, 328415), (703, 224705), (1235, 127909), (2405, 65683), (3457, 45695), (3515, 44941), (9139, 17285)]