28521632

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 58296672

約数和(自身を除く): 29775040

約数列:

[1, 2, 4, 8, 16, 32, 53, 67, 106, 134, 212, 251, 268, 424, 502, 536, 848, 1004, 1072, 1696, 2008, 2144, 3551, 4016, 7102, 8032, 13303, 14204, 16817, 26606, 28408, 33634, 53212, 56816, 67268, 106424, 113632, 134536, 212848, 269072, 425696, 538144, 891301, 1782602, 3565204, 7130408, 14260816, 28521632]

約数ペア:

[(1, 28521632), (2, 14260816), (4, 7130408), (8, 3565204), (16, 1782602), (32, 891301), (53, 538144), (67, 425696), (106, 269072), (134, 212848), (212, 134536), (251, 113632), (268, 106424), (424, 67268), (502, 56816), (536, 53212), (848, 33634), (1004, 28408), (1072, 26606), (1696, 16817), (2008, 14204), (2144, 13303), (3551, 8032), (4016, 7102)]