18369975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 33247872

約数和(自身を除く): 14877897

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 83, 195, 227, 249, 325, 415, 681, 975, 1079, 1135, 1245, 2075, 2951, 3237, 3405, 5395, 5675, 6225, 8853, 14755, 16185, 17025, 18841, 26975, 44265, 56523, 73775, 80925, 94205, 221325, 244933, 282615, 471025, 734799, 1224665, 1413075, 3673995, 6123325, 18369975]

約数ペア:

[(1, 18369975), (3, 6123325), (5, 3673995), (13, 1413075), (15, 1224665), (25, 734799), (39, 471025), (65, 282615), (75, 244933), (83, 221325), (195, 94205), (227, 80925), (249, 73775), (325, 56523), (415, 44265), (681, 26975), (975, 18841), (1079, 17025), (1135, 16185), (1245, 14755), (2075, 8853), (2951, 6225), (3237, 5675), (3405, 5395)]