72521028

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{21661}}^1$

素因数の和:21705

約数の個数: 48

約数和(自身を含む): 194091520

約数和(自身を除く): 121570492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 124, 186, 279, 372, 558, 837, 1116, 1674, 3348, 21661, 43322, 64983, 86644, 129966, 194949, 259932, 389898, 584847, 671491, 779796, 1169694, 1342982, 2014473, 2339388, 2685964, 4028946, 6043419, 8057892, 12086838, 18130257, 24173676, 36260514, 72521028]

約数ペア:

[(1, 72521028), (2, 36260514), (3, 24173676), (4, 18130257), (6, 12086838), (9, 8057892), (12, 6043419), (18, 4028946), (27, 2685964), (31, 2339388), (36, 2014473), (54, 1342982), (62, 1169694), (93, 779796), (108, 671491), (124, 584847), (186, 389898), (279, 259932), (372, 194949), (558, 129966), (837, 86644), (1116, 64983), (1674, 43322), (3348, 21661)]