64790713

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 73785600

約数和(自身を除く): 8994887

約数列:

[1, 13, 31, 83, 149, 169, 403, 1079, 1937, 2573, 4619, 5239, 12367, 14027, 25181, 33449, 60047, 160771, 383377, 434837, 780611, 2090023, 4983901, 64790713]

約数ペア:

[(1, 64790713), (13, 4983901), (31, 2090023), (83, 780611), (149, 434837), (169, 383377), (403, 160771), (1079, 60047), (1937, 33449), (2573, 25181), (4619, 14027), (5239, 12367)]