126721924

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2179}}^1$

素因数の和:2288

約数の個数: 48

約数和(自身を含む): 265646080

約数和(自身を除く): 138924156

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 434, 469, 868, 938, 1876, 2077, 2179, 4154, 4358, 8308, 8716, 14539, 15253, 29078, 30506, 58156, 61012, 67549, 135098, 145993, 270196, 291986, 472843, 583972, 945686, 1021951, 1891372, 2043902, 4087804, 4525783, 9051566, 18103132, 31680481, 63360962, 126721924]

約数ペア:

[(1, 126721924), (2, 63360962), (4, 31680481), (7, 18103132), (14, 9051566), (28, 4525783), (31, 4087804), (62, 2043902), (67, 1891372), (124, 1021951), (134, 945686), (217, 583972), (268, 472843), (434, 291986), (469, 270196), (868, 145993), (938, 135098), (1876, 67549), (2077, 61012), (2179, 58156), (4154, 30506), (4358, 29078), (8308, 15253), (8716, 14539)]