28638414

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:574

約数の個数: 64

約数和(自身を含む): 73267200

約数和(自身を除く): 44628786

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 239, 317, 378, 478, 634, 717, 951, 1434, 1673, 1902, 2151, 2219, 2853, 3346, 4302, 4438, 5019, 5706, 6453, 6657, 8559, 10038, 12906, 13314, 15057, 17118, 19971, 30114, 39942, 45171, 59913, 75763, 90342, 119826, 151526, 227289, 454578, 530341, 681867, 1060682, 1363734, 1591023, 2045601, 3182046, 4091202, 4773069, 9546138, 14319207, 28638414]

約数ペア:

[(1, 28638414), (2, 14319207), (3, 9546138), (6, 4773069), (7, 4091202), (9, 3182046), (14, 2045601), (18, 1591023), (21, 1363734), (27, 1060682), (42, 681867), (54, 530341), (63, 454578), (126, 227289), (189, 151526), (239, 119826), (317, 90342), (378, 75763), (478, 59913), (634, 45171), (717, 39942), (951, 30114), (1434, 19971), (1673, 17118), (1902, 15057), (2151, 13314), (2219, 12906), (2853, 10038), (3346, 8559), (4302, 6657), (4438, 6453), (5019, 5706)]