491796128

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{5987}}^1$

素因数の和:6165

約数の個数: 48

約数和(自身を含む): 1032139584

約数和(自身を除く): 540343456

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 151, 272, 302, 544, 604, 1208, 2416, 2567, 4832, 5134, 5987, 10268, 11974, 20536, 23948, 41072, 47896, 82144, 95792, 101779, 191584, 203558, 407116, 814232, 904037, 1628464, 1808074, 3256928, 3616148, 7232296, 14464592, 15368629, 28929184, 30737258, 61474516, 122949032, 245898064, 491796128]

約数ペア:

[(1, 491796128), (2, 245898064), (4, 122949032), (8, 61474516), (16, 30737258), (17, 28929184), (32, 15368629), (34, 14464592), (68, 7232296), (136, 3616148), (151, 3256928), (272, 1808074), (302, 1628464), (544, 904037), (604, 814232), (1208, 407116), (2416, 203558), (2567, 191584), (4832, 101779), (5134, 95792), (5987, 82144), (10268, 47896), (11974, 41072), (20536, 23948)]