28009216

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 60044544

約数和(自身を除く): 32035328

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 67, 71, 92, 128, 134, 142, 184, 256, 268, 284, 368, 536, 568, 736, 1072, 1136, 1472, 1541, 1633, 2144, 2272, 2944, 3082, 3266, 4288, 4544, 4757, 5888, 6164, 6532, 8576, 9088, 9514, 12328, 13064, 17152, 18176, 19028, 24656, 26128, 38056, 49312, 52256, 76112, 98624, 104512, 109411, 152224, 197248, 209024, 218822, 304448, 394496, 418048, 437644, 608896, 875288, 1217792, 1750576, 3501152, 7002304, 14004608, 28009216]

約数ペア:

[(1, 28009216), (2, 14004608), (4, 7002304), (8, 3501152), (16, 1750576), (23, 1217792), (32, 875288), (46, 608896), (64, 437644), (67, 418048), (71, 394496), (92, 304448), (128, 218822), (134, 209024), (142, 197248), (184, 152224), (256, 109411), (268, 104512), (284, 98624), (368, 76112), (536, 52256), (568, 49312), (736, 38056), (1072, 26128), (1136, 24656), (1472, 19028), (1541, 18176), (1633, 17152), (2144, 13064), (2272, 12328), (2944, 9514), (3082, 9088), (3266, 8576), (4288, 6532), (4544, 6164), (4757, 5888)]