28961416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{349}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 63504000

約数和(自身を除く): 34542584

約数列:

[1, 2, 4, 8, 11, 22, 23, 41, 44, 46, 82, 88, 92, 164, 184, 253, 328, 349, 451, 506, 698, 902, 943, 1012, 1396, 1804, 1886, 2024, 2792, 3608, 3772, 3839, 7544, 7678, 8027, 10373, 14309, 15356, 16054, 20746, 28618, 30712, 32108, 41492, 57236, 64216, 82984, 88297, 114472, 157399, 176594, 314798, 329107, 353188, 629596, 658214, 706376, 1259192, 1316428, 2632856, 3620177, 7240354, 14480708, 28961416]

約数ペア:

[(1, 28961416), (2, 14480708), (4, 7240354), (8, 3620177), (11, 2632856), (22, 1316428), (23, 1259192), (41, 706376), (44, 658214), (46, 629596), (82, 353188), (88, 329107), (92, 314798), (164, 176594), (184, 157399), (253, 114472), (328, 88297), (349, 82984), (451, 64216), (506, 57236), (698, 41492), (902, 32108), (943, 30712), (1012, 28618), (1396, 20746), (1804, 16054), (1886, 15356), (2024, 14309), (2792, 10373), (3608, 8027), (3772, 7678), (3839, 7544)]