28412454

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{241}}^1\times {\mathrm{401}}^1$

素因数の和:661

約数の個数: 48

約数和(自身を含む): 66542256

約数和(自身を除く): 38129802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 241, 294, 401, 482, 723, 802, 1203, 1446, 1687, 2406, 2807, 3374, 5061, 5614, 8421, 10122, 11809, 16842, 19649, 23618, 35427, 39298, 58947, 70854, 96641, 117894, 193282, 289923, 579846, 676487, 1352974, 2029461, 4058922, 4735409, 9470818, 14206227, 28412454]

約数ペア:

[(1, 28412454), (2, 14206227), (3, 9470818), (6, 4735409), (7, 4058922), (14, 2029461), (21, 1352974), (42, 676487), (49, 579846), (98, 289923), (147, 193282), (241, 117894), (294, 96641), (401, 70854), (482, 58947), (723, 39298), (802, 35427), (1203, 23618), (1446, 19649), (1687, 16842), (2406, 11809), (2807, 10122), (3374, 8421), (5061, 5614)]