221450152

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1171}}^1$

素因数の和:1502

約数の個数: 64

約数和(自身を含む): 519805440

約数和(自身を除く): 298355288

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 307, 308, 614, 616, 1171, 1228, 2149, 2342, 2456, 3377, 4298, 4684, 6754, 8197, 8596, 9368, 12881, 13508, 16394, 17192, 23639, 25762, 27016, 32788, 47278, 51524, 65576, 90167, 94556, 103048, 180334, 189112, 359497, 360668, 718994, 721336, 1437988, 2516479, 2875976, 3954467, 5032958, 7908934, 10065916, 15817868, 20131832, 27681269, 31635736, 55362538, 110725076, 221450152]

約数ペア:

[(1, 221450152), (2, 110725076), (4, 55362538), (7, 31635736), (8, 27681269), (11, 20131832), (14, 15817868), (22, 10065916), (28, 7908934), (44, 5032958), (56, 3954467), (77, 2875976), (88, 2516479), (154, 1437988), (307, 721336), (308, 718994), (614, 360668), (616, 359497), (1171, 189112), (1228, 180334), (2149, 103048), (2342, 94556), (2456, 90167), (3377, 65576), (4298, 51524), (4684, 47278), (6754, 32788), (8197, 27016), (8596, 25762), (9368, 23639), (12881, 17192), (13508, 16394)]