222778504

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{3109}}^1$

素因数の和:3194

約数の個数: 48

約数和(自身を含む): 460995300

約数和(自身を除く): 238216796

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 169, 212, 338, 424, 676, 689, 1352, 1378, 2756, 3109, 5512, 6218, 8957, 12436, 17914, 24872, 35828, 40417, 71656, 80834, 161668, 164777, 323336, 329554, 525421, 659108, 1050842, 1318216, 2101684, 2142101, 4203368, 4284202, 8568404, 17136808, 27847313, 55694626, 111389252, 222778504]

約数ペア:

[(1, 222778504), (2, 111389252), (4, 55694626), (8, 27847313), (13, 17136808), (26, 8568404), (52, 4284202), (53, 4203368), (104, 2142101), (106, 2101684), (169, 1318216), (212, 1050842), (338, 659108), (424, 525421), (676, 329554), (689, 323336), (1352, 164777), (1378, 161668), (2756, 80834), (3109, 71656), (5512, 40417), (6218, 35828), (8957, 24872), (12436, 17914)]