210331395

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{274943}}^1$

素因数の和:274971

約数の個数: 24

約数和(自身を含む): 386021376

約数和(自身を除く): 175689981

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 274943, 824829, 1374715, 2474487, 4124145, 4674031, 12372435, 14022093, 23370155, 42066279, 70110465, 210331395]

約数ペア:

[(1, 210331395), (3, 70110465), (5, 42066279), (9, 23370155), (15, 14022093), (17, 12372435), (45, 4674031), (51, 4124145), (85, 2474487), (153, 1374715), (255, 824829), (765, 274943)]