39949545

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1621}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 67267584

約数和(自身を除く): 27318039

約数列:

[1, 3, 5, 15, 31, 53, 93, 155, 159, 265, 465, 795, 1621, 1643, 4863, 4929, 8105, 8215, 24315, 24645, 50251, 85913, 150753, 251255, 257739, 429565, 753765, 1288695, 2663303, 7989909, 13316515, 39949545]

約数ペア:

[(1, 39949545), (3, 13316515), (5, 7989909), (15, 2663303), (31, 1288695), (53, 753765), (93, 429565), (155, 257739), (159, 251255), (265, 150753), (465, 85913), (795, 50251), (1621, 24645), (1643, 24315), (4863, 8215), (4929, 8105)]