28329630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{431}}^1$

素因数の和:761

約数の個数: 64

約数和(自身を含む): 78133248

約数和(自身を除く): 49803618

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 313, 431, 626, 862, 939, 1293, 1565, 1878, 2155, 2191, 2586, 3017, 3130, 4310, 4382, 4695, 6034, 6465, 6573, 9051, 9390, 10955, 12930, 13146, 15085, 18102, 21910, 30170, 32865, 45255, 65730, 90510, 134903, 269806, 404709, 674515, 809418, 944321, 1349030, 1888642, 2023545, 2832963, 4047090, 4721605, 5665926, 9443210, 14164815, 28329630]

約数ペア:

[(1, 28329630), (2, 14164815), (3, 9443210), (5, 5665926), (6, 4721605), (7, 4047090), (10, 2832963), (14, 2023545), (15, 1888642), (21, 1349030), (30, 944321), (35, 809418), (42, 674515), (70, 404709), (105, 269806), (210, 134903), (313, 90510), (431, 65730), (626, 45255), (862, 32865), (939, 30170), (1293, 21910), (1565, 18102), (1878, 15085), (2155, 13146), (2191, 12930), (2586, 10955), (3017, 9390), (3130, 9051), (4310, 6573), (4382, 6465), (4695, 6034)]