209250236

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 402192000

約数和(自身を除く): 192941764

約数列:

[1, 2, 4, 13, 26, 52, 113, 149, 226, 239, 298, 452, 478, 596, 956, 1469, 1937, 2938, 3107, 3874, 5876, 6214, 7748, 12428, 16837, 27007, 33674, 35611, 54014, 67348, 71222, 108028, 142444, 218881, 351091, 437762, 462943, 702182, 875524, 925886, 1404364, 1851772, 4024043, 8048086, 16096172, 52312559, 104625118, 209250236]

約数ペア:

[(1, 209250236), (2, 104625118), (4, 52312559), (13, 16096172), (26, 8048086), (52, 4024043), (113, 1851772), (149, 1404364), (226, 925886), (239, 875524), (298, 702182), (452, 462943), (478, 437762), (596, 351091), (956, 218881), (1469, 142444), (1937, 108028), (2938, 71222), (3107, 67348), (3874, 54014), (5876, 35611), (6214, 33674), (7748, 27007), (12428, 16837)]