207320841

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1553}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 371070336

約数和(自身を除く): 163749495

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 163, 273, 489, 819, 1141, 1467, 1553, 2119, 3423, 4659, 6357, 10269, 10871, 13977, 14833, 19071, 20189, 32613, 44499, 60567, 97839, 133497, 141323, 181701, 253139, 423969, 759417, 1271907, 1771973, 2278251, 3290807, 5315919, 9872421, 15947757, 23035649, 29617263, 69106947, 207320841]

約数ペア:

[(1, 207320841), (3, 69106947), (7, 29617263), (9, 23035649), (13, 15947757), (21, 9872421), (39, 5315919), (63, 3290807), (91, 2278251), (117, 1771973), (163, 1271907), (273, 759417), (489, 423969), (819, 253139), (1141, 181701), (1467, 141323), (1553, 133497), (2119, 97839), (3423, 60567), (4659, 44499), (6357, 32613), (10269, 20189), (10871, 19071), (13977, 14833)]