31086630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1637}}^1$

素因数の和:1861

約数の個数: 48

約数和(自身を含む): 81257904

約数和(自身を除く): 50171274

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 211, 422, 633, 1055, 1266, 1637, 1899, 2110, 3165, 3274, 3798, 4911, 6330, 8185, 9495, 9822, 14733, 16370, 18990, 24555, 29466, 49110, 73665, 147330, 345407, 690814, 1036221, 1727035, 2072442, 3108663, 3454070, 5181105, 6217326, 10362210, 15543315, 31086630]

約数ペア:

[(1, 31086630), (2, 15543315), (3, 10362210), (5, 6217326), (6, 5181105), (9, 3454070), (10, 3108663), (15, 2072442), (18, 1727035), (30, 1036221), (45, 690814), (90, 345407), (211, 147330), (422, 73665), (633, 49110), (1055, 29466), (1266, 24555), (1637, 18990), (1899, 16370), (2110, 14733), (3165, 9822), (3274, 9495), (3798, 8185), (4911, 6330)]