201907647

素因数分解:

$3^4\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:457

約数の個数: 40

約数和(自身を含む): 308985600

約数和(自身を除く): 107077953

約数列:

[1, 3, 9, 27, 79, 81, 139, 227, 237, 417, 681, 711, 1251, 2043, 2133, 3753, 6129, 6399, 10981, 11259, 17933, 18387, 31553, 32943, 53799, 94659, 98829, 161397, 283977, 296487, 484191, 851931, 889461, 1452573, 2492687, 2555793, 7478061, 22434183, 67302549, 201907647]

約数ペア:

[(1, 201907647), (3, 67302549), (9, 22434183), (27, 7478061), (79, 2555793), (81, 2492687), (139, 1452573), (227, 889461), (237, 851931), (417, 484191), (681, 296487), (711, 283977), (1251, 161397), (2043, 98829), (2133, 94659), (3753, 53799), (6129, 32943), (6399, 31553), (10981, 18387), (11259, 17933)]