51444405

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 93600000

約数和(自身を除く): 42155595

約数列:

[1, 3, 5, 9, 15, 29, 45, 79, 87, 145, 237, 261, 395, 435, 499, 711, 1185, 1305, 1497, 2291, 2495, 3555, 4491, 6873, 7485, 11455, 14471, 20619, 22455, 34365, 39421, 43413, 72355, 103095, 118263, 130239, 197105, 217065, 354789, 591315, 651195, 1143209, 1773945, 3429627, 5716045, 10288881, 17148135, 51444405]

約数ペア:

[(1, 51444405), (3, 17148135), (5, 10288881), (9, 5716045), (15, 3429627), (29, 1773945), (45, 1143209), (79, 651195), (87, 591315), (145, 354789), (237, 217065), (261, 197105), (395, 130239), (435, 118263), (499, 103095), (711, 72355), (1185, 43413), (1305, 39421), (1497, 34365), (2291, 22455), (2495, 20619), (3555, 14471), (4491, 11455), (6873, 7485)]