28185456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2657}}^1$

素因数の和:2698

約数の個数: 80

約数和(自身を含む): 83057184

約数和(自身を除く): 54871728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 2652, 2657, 3536, 5304, 5314, 7971, 10608, 10628, 15942, 21256, 31884, 34541, 42512, 45169, 63768, 69082, 90338, 103623, 127536, 135507, 138164, 180676, 207246, 271014, 276328, 361352, 414492, 542028, 552656, 587197, 722704, 828984, 1084056, 1174394, 1657968, 1761591, 2168112, 2348788, 3523182, 4697576, 7046364, 9395152, 14092728, 28185456]

約数ペア:

[(1, 28185456), (2, 14092728), (3, 9395152), (4, 7046364), (6, 4697576), (8, 3523182), (12, 2348788), (13, 2168112), (16, 1761591), (17, 1657968), (24, 1174394), (26, 1084056), (34, 828984), (39, 722704), (48, 587197), (51, 552656), (52, 542028), (68, 414492), (78, 361352), (102, 276328), (104, 271014), (136, 207246), (156, 180676), (204, 138164), (208, 135507), (221, 127536), (272, 103623), (312, 90338), (408, 69082), (442, 63768), (624, 45169), (663, 42512), (816, 34541), (884, 31884), (1326, 21256), (1768, 15942), (2652, 10628), (2657, 10608), (3536, 7971), (5304, 5314)]