28660554

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:497

約数の個数: 80

約数和(自身を含む): 71554560

約数和(自身を除く): 42894006

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 31, 39, 54, 62, 78, 81, 93, 117, 162, 186, 234, 279, 351, 403, 439, 558, 702, 806, 837, 878, 1053, 1209, 1317, 1674, 2106, 2418, 2511, 2634, 3627, 3951, 5022, 5707, 7254, 7902, 10881, 11414, 11853, 13609, 17121, 21762, 23706, 27218, 32643, 34242, 35559, 40827, 51363, 65286, 71118, 81654, 102726, 122481, 154089, 176917, 244962, 308178, 353834, 367443, 462267, 530751, 734886, 924534, 1061502, 1102329, 1592253, 2204658, 3184506, 4776759, 9553518, 14330277, 28660554]

約数ペア:

[(1, 28660554), (2, 14330277), (3, 9553518), (6, 4776759), (9, 3184506), (13, 2204658), (18, 1592253), (26, 1102329), (27, 1061502), (31, 924534), (39, 734886), (54, 530751), (62, 462267), (78, 367443), (81, 353834), (93, 308178), (117, 244962), (162, 176917), (186, 154089), (234, 122481), (279, 102726), (351, 81654), (403, 71118), (439, 65286), (558, 51363), (702, 40827), (806, 35559), (837, 34242), (878, 32643), (1053, 27218), (1209, 23706), (1317, 21762), (1674, 17121), (2106, 13609), (2418, 11853), (2511, 11414), (2634, 10881), (3627, 7902), (3951, 7254), (5022, 5707)]