1991330508

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1\times {\mathrm{7907}}^1$

素因数の和:8622

約数の個数: 48

約数和(自身を含む): 4804015104

約数和(自身を除く): 2812684596

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 372, 677, 1354, 2031, 2708, 4062, 7907, 8124, 15814, 20987, 23721, 31628, 41974, 47442, 62961, 83948, 94884, 125922, 245117, 251844, 490234, 735351, 980468, 1470702, 2941404, 5353039, 10706078, 16059117, 21412156, 32118234, 64236468, 165944209, 331888418, 497832627, 663776836, 995665254, 1991330508]

約数ペア:

[(1, 1991330508), (2, 995665254), (3, 663776836), (4, 497832627), (6, 331888418), (12, 165944209), (31, 64236468), (62, 32118234), (93, 21412156), (124, 16059117), (186, 10706078), (372, 5353039), (677, 2941404), (1354, 1470702), (2031, 980468), (2708, 735351), (4062, 490234), (7907, 251844), (8124, 245117), (15814, 125922), (20987, 94884), (23721, 83948), (31628, 62961), (41974, 47442)]