65139201

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 104973120

約数和(自身を除く): 39833919

約数列:

[1, 3, 9, 19, 27, 41, 57, 123, 163, 171, 361, 369, 489, 513, 779, 1083, 1107, 1467, 2337, 3097, 3249, 4401, 6683, 7011, 9291, 9747, 14801, 20049, 21033, 27873, 44403, 58843, 60147, 83619, 126977, 133209, 176529, 180441, 380931, 399627, 529587, 1142793, 1588761, 2412563, 3428379, 7237689, 21713067, 65139201]

約数ペア:

[(1, 65139201), (3, 21713067), (9, 7237689), (19, 3428379), (27, 2412563), (41, 1588761), (57, 1142793), (123, 529587), (163, 399627), (171, 380931), (361, 180441), (369, 176529), (489, 133209), (513, 126977), (779, 83619), (1083, 60147), (1107, 58843), (1467, 44403), (2337, 27873), (3097, 21033), (3249, 20049), (4401, 14801), (6683, 9747), (7011, 9291)]