1031628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 2751840

約数和(自身を除く): 1720212

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 389, 442, 663, 778, 884, 1167, 1326, 1556, 2334, 2652, 4668, 5057, 6613, 10114, 13226, 15171, 19839, 20228, 26452, 30342, 39678, 60684, 79356, 85969, 171938, 257907, 343876, 515814, 1031628]

約数ペア:

[(1, 1031628), (2, 515814), (3, 343876), (4, 257907), (6, 171938), (12, 85969), (13, 79356), (17, 60684), (26, 39678), (34, 30342), (39, 26452), (51, 20228), (52, 19839), (68, 15171), (78, 13226), (102, 10114), (156, 6613), (204, 5057), (221, 4668), (389, 2652), (442, 2334), (663, 1556), (778, 1326), (884, 1167)]