221438704

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{10889}}^1$

素因数の和:10969

約数の個数: 40

約数和(自身を含む): 453720960

約数和(自身を除く): 232282256

約数列:

[1, 2, 4, 8, 16, 31, 41, 62, 82, 124, 164, 248, 328, 496, 656, 1271, 2542, 5084, 10168, 10889, 20336, 21778, 43556, 87112, 174224, 337559, 446449, 675118, 892898, 1350236, 1785796, 2700472, 3571592, 5400944, 7143184, 13839919, 27679838, 55359676, 110719352, 221438704]

約数ペア:

[(1, 221438704), (2, 110719352), (4, 55359676), (8, 27679838), (16, 13839919), (31, 7143184), (41, 5400944), (62, 3571592), (82, 2700472), (124, 1785796), (164, 1350236), (248, 892898), (328, 675118), (496, 446449), (656, 337559), (1271, 174224), (2542, 87112), (5084, 43556), (10168, 21778), (10889, 20336)]