209469764

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{337}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 427015680

約数和(自身を除く): 217545916

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 281, 316, 337, 553, 562, 674, 1106, 1124, 1348, 1967, 2212, 2359, 3934, 4718, 7868, 9436, 22199, 26623, 44398, 53246, 88796, 94697, 106492, 155393, 186361, 189394, 310786, 372722, 378788, 621572, 662879, 745444, 1325758, 2651516, 7481063, 14962126, 29924252, 52367441, 104734882, 209469764]

約数ペア:

[(1, 209469764), (2, 104734882), (4, 52367441), (7, 29924252), (14, 14962126), (28, 7481063), (79, 2651516), (158, 1325758), (281, 745444), (316, 662879), (337, 621572), (553, 378788), (562, 372722), (674, 310786), (1106, 189394), (1124, 186361), (1348, 155393), (1967, 106492), (2212, 94697), (2359, 88796), (3934, 53246), (4718, 44398), (7868, 26623), (9436, 22199)]