31971142

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:436

約数の個数: 32

約数和(自身を含む): 56171520

約数和(自身を除く): 24200378

約数列:

[1, 2, 7, 14, 79, 137, 158, 211, 274, 422, 553, 959, 1106, 1477, 1918, 2954, 10823, 16669, 21646, 28907, 33338, 57814, 75761, 116683, 151522, 202349, 233366, 404698, 2283653, 4567306, 15985571, 31971142]

約数ペア:

[(1, 31971142), (2, 15985571), (7, 4567306), (14, 2283653), (79, 404698), (137, 233366), (158, 202349), (211, 151522), (274, 116683), (422, 75761), (553, 57814), (959, 33338), (1106, 28907), (1477, 21646), (1918, 16669), (2954, 10823)]