660163868

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{37013}}^1$

素因数の和:37051

約数の個数: 48

約数和(自身を含む): 1450948800

約数和(自身を除く): 790784932

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 8918, 17836, 37013, 74026, 148052, 259091, 481169, 518182, 962338, 1036364, 1813637, 1924676, 3368183, 3627274, 6736366, 7254548, 12695459, 13472732, 23577281, 25390918, 47154562, 50781836, 94309124, 165040967, 330081934, 660163868]

約数ペア:

[(1, 660163868), (2, 330081934), (4, 165040967), (7, 94309124), (13, 50781836), (14, 47154562), (26, 25390918), (28, 23577281), (49, 13472732), (52, 12695459), (91, 7254548), (98, 6736366), (182, 3627274), (196, 3368183), (343, 1924676), (364, 1813637), (637, 1036364), (686, 962338), (1274, 518182), (1372, 481169), (2548, 259091), (4459, 148052), (8918, 74026), (17836, 37013)]