156947985

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{49123}}^1$

素因数の和:49205

約数の個数: 24

約数和(自身を含む): 275880384

約数和(自身を除く): 118932399

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 49123, 147369, 245615, 442107, 736845, 2210535, 3487733, 10463199, 17438665, 31389597, 52315995, 156947985]

約数ペア:

[(1, 156947985), (3, 52315995), (5, 31389597), (9, 17438665), (15, 10463199), (45, 3487733), (71, 2210535), (213, 736845), (355, 442107), (639, 245615), (1065, 147369), (3195, 49123)]