627156774

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{490733}}^1$

素因数の和:490812

約数の個数: 24

約数和(自身を含む): 1377981072

約数和(自身を除く): 750824298

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 490733, 981466, 1472199, 2944398, 4416597, 8833194, 34842043, 69684086, 104526129, 209052258, 313578387, 627156774]

約数ペア:

[(1, 627156774), (2, 313578387), (3, 209052258), (6, 104526129), (9, 69684086), (18, 34842043), (71, 8833194), (142, 4416597), (213, 2944398), (426, 1472199), (639, 981466), (1278, 490733)]