15959678

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{157}}^1$

素因数の和:356

約数の個数: 32

約数和(自身を含む): 28257984

約数和(自身を除く): 12298306

約数列:

[1, 2, 7, 14, 53, 106, 137, 157, 274, 314, 371, 742, 959, 1099, 1918, 2198, 7261, 8321, 14522, 16642, 21509, 43018, 50827, 58247, 101654, 116494, 150563, 301126, 1139977, 2279954, 7979839, 15959678]

約数ペア:

[(1, 15959678), (2, 7979839), (7, 2279954), (14, 1139977), (53, 301126), (106, 150563), (137, 116494), (157, 101654), (274, 58247), (314, 50827), (371, 43018), (742, 21509), (959, 16642), (1099, 14522), (1918, 8321), (2198, 7261)]