131391884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1554

約数の個数: 48

約数和(自身を含む): 259905408

約数和(自身を除く): 128513524

約数列:

[1, 2, 4, 13, 26, 37, 47, 52, 74, 94, 148, 188, 481, 611, 962, 1222, 1453, 1739, 1924, 2444, 2906, 3478, 5812, 6956, 18889, 22607, 37778, 45214, 53761, 68291, 75556, 90428, 107522, 136582, 215044, 273164, 698893, 887783, 1397786, 1775566, 2526767, 2795572, 3551132, 5053534, 10107068, 32847971, 65695942, 131391884]

約数ペア:

[(1, 131391884), (2, 65695942), (4, 32847971), (13, 10107068), (26, 5053534), (37, 3551132), (47, 2795572), (52, 2526767), (74, 1775566), (94, 1397786), (148, 887783), (188, 698893), (481, 273164), (611, 215044), (962, 136582), (1222, 107522), (1453, 90428), (1739, 75556), (1924, 68291), (2444, 53761), (2906, 45214), (3478, 37778), (5812, 22607), (6956, 18889)]