212157972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{453329}}^1$

素因数の和:453352

約数の個数: 36

約数和(自身を含む): 577542420

約数和(自身を除く): 365384448

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 453329, 906658, 1359987, 1813316, 2719974, 4079961, 5439948, 5893277, 8159922, 11786554, 16319844, 17679831, 23573108, 35359662, 53039493, 70719324, 106078986, 212157972]

約数ペア:

[(1, 212157972), (2, 106078986), (3, 70719324), (4, 53039493), (6, 35359662), (9, 23573108), (12, 17679831), (13, 16319844), (18, 11786554), (26, 8159922), (36, 5893277), (39, 5439948), (52, 4079961), (78, 2719974), (117, 1813316), (156, 1359987), (234, 906658), (468, 453329)]