42278925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 76189568

約数和(自身を除く): 33910643

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 103, 195, 309, 325, 421, 515, 975, 1263, 1339, 1545, 2105, 2575, 4017, 5473, 6315, 6695, 7725, 10525, 16419, 20085, 27365, 31575, 33475, 43363, 82095, 100425, 130089, 136825, 216815, 410475, 563719, 650445, 1084075, 1691157, 2818595, 3252225, 8455785, 14092975, 42278925]

約数ペア:

[(1, 42278925), (3, 14092975), (5, 8455785), (13, 3252225), (15, 2818595), (25, 1691157), (39, 1084075), (65, 650445), (75, 563719), (103, 410475), (195, 216815), (309, 136825), (325, 130089), (421, 100425), (515, 82095), (975, 43363), (1263, 33475), (1339, 31575), (1545, 27365), (2105, 20085), (2575, 16419), (4017, 10525), (5473, 7725), (6315, 6695)]