156857428

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61561}}^1$

素因数の和:61592

約数の個数: 36

約数和(自身を含む): 343885332

約数和(自身を除く): 187027904

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 61561, 123122, 246244, 430927, 800293, 861854, 1600586, 1723708, 3016489, 3201172, 5602051, 6032978, 11204102, 12065956, 22408204, 39214357, 78428714, 156857428]

約数ペア:

[(1, 156857428), (2, 78428714), (4, 39214357), (7, 22408204), (13, 12065956), (14, 11204102), (26, 6032978), (28, 5602051), (49, 3201172), (52, 3016489), (91, 1723708), (98, 1600586), (182, 861854), (196, 800293), (364, 430927), (637, 246244), (1274, 123122), (2548, 61561)]