231625156

素因数分解:

$2^2\times 7^3\times {\mathrm{79}}^1\times {\mathrm{2137}}^1$

素因数の和:2241

約数の個数: 48

約数和(自身を含む): 478912000

約数和(自身を除く): 247286844

約数列:

[1, 2, 4, 7, 14, 28, 49, 79, 98, 158, 196, 316, 343, 553, 686, 1106, 1372, 2137, 2212, 3871, 4274, 7742, 8548, 14959, 15484, 27097, 29918, 54194, 59836, 104713, 108388, 168823, 209426, 337646, 418852, 675292, 732991, 1181761, 1465982, 2363522, 2931964, 4727044, 8272327, 16544654, 33089308, 57906289, 115812578, 231625156]

約数ペア:

[(1, 231625156), (2, 115812578), (4, 57906289), (7, 33089308), (14, 16544654), (28, 8272327), (49, 4727044), (79, 2931964), (98, 2363522), (158, 1465982), (196, 1181761), (316, 732991), (343, 675292), (553, 418852), (686, 337646), (1106, 209426), (1372, 168823), (2137, 108388), (2212, 104713), (3871, 59836), (4274, 54194), (7742, 29918), (8548, 27097), (14959, 15484)]