31050315

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 56204928

約数和(自身を除く): 25154613

約数列:

[1, 3, 5, 9, 15, 45, 47, 53, 141, 159, 235, 265, 277, 423, 477, 705, 795, 831, 1385, 2115, 2385, 2491, 2493, 4155, 7473, 12455, 12465, 13019, 14681, 22419, 37365, 39057, 44043, 65095, 73405, 112095, 117171, 132129, 195285, 220215, 585855, 660645, 690007, 2070021, 3450035, 6210063, 10350105, 31050315]

約数ペア:

[(1, 31050315), (3, 10350105), (5, 6210063), (9, 3450035), (15, 2070021), (45, 690007), (47, 660645), (53, 585855), (141, 220215), (159, 195285), (235, 132129), (265, 117171), (277, 112095), (423, 73405), (477, 65095), (705, 44043), (795, 39057), (831, 37365), (1385, 22419), (2115, 14681), (2385, 13019), (2491, 12465), (2493, 12455), (4155, 7473)]