641547046

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{77801}}^1$

素因数の和:77860

約数の個数: 32

約数和(自身を含む): 1195038720

約数和(自身を除く): 553491674

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 217, 266, 434, 589, 1178, 4123, 8246, 77801, 155602, 544607, 1089214, 1478219, 2411831, 2956438, 4823662, 10347533, 16882817, 20695066, 33765634, 45824789, 91649578, 320773523, 641547046]

約数ペア:

[(1, 641547046), (2, 320773523), (7, 91649578), (14, 45824789), (19, 33765634), (31, 20695066), (38, 16882817), (62, 10347533), (133, 4823662), (217, 2956438), (266, 2411831), (434, 1478219), (589, 1089214), (1178, 544607), (4123, 155602), (8246, 77801)]