161720742

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{17957}}^1$

素因数の和:18060

約数の個数: 32

約数和(自身を含む): 344793600

約数和(自身を除く): 183072858

約数列:

[1, 2, 3, 6, 19, 38, 57, 79, 114, 158, 237, 474, 1501, 3002, 4503, 9006, 17957, 35914, 53871, 107742, 341183, 682366, 1023549, 1418603, 2047098, 2837206, 4255809, 8511618, 26953457, 53906914, 80860371, 161720742]

約数ペア:

[(1, 161720742), (2, 80860371), (3, 53906914), (6, 26953457), (19, 8511618), (38, 4255809), (57, 2837206), (79, 2047098), (114, 1418603), (158, 1023549), (237, 682366), (474, 341183), (1501, 107742), (3002, 53871), (4503, 35914), (9006, 17957)]