13289390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 24938496

約数和(自身を除く): 11649106

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 263, 310, 326, 526, 815, 1315, 1630, 2630, 5053, 8153, 10106, 16306, 25265, 40765, 42869, 50530, 81530, 85738, 214345, 428690, 1328939, 2657878, 6644695, 13289390]

約数ペア:

[(1, 13289390), (2, 6644695), (5, 2657878), (10, 1328939), (31, 428690), (62, 214345), (155, 85738), (163, 81530), (263, 50530), (310, 42869), (326, 40765), (526, 25265), (815, 16306), (1315, 10106), (1630, 8153), (2630, 5053)]