261753786

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{296773}}^1$

素因数の和:296795

約数の個数: 36

約数和(自身を含む): 659728602

約数和(自身を除く): 397974816

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 296773, 593546, 890319, 1780638, 2077411, 2670957, 4154822, 5341914, 6232233, 12464466, 14541877, 18696699, 29083754, 37393398, 43625631, 87251262, 130876893, 261753786]

約数ペア:

[(1, 261753786), (2, 130876893), (3, 87251262), (6, 43625631), (7, 37393398), (9, 29083754), (14, 18696699), (18, 14541877), (21, 12464466), (42, 6232233), (49, 5341914), (63, 4154822), (98, 2670957), (126, 2077411), (147, 1780638), (294, 890319), (441, 593546), (882, 296773)]