641567121

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{2707}}^1$

素因数の和:2885

約数の個数: 32

約数和(自身を含む): 946283520

約数和(自身を除く): 304716399

約数列:

[1, 3, 13, 39, 59, 103, 177, 309, 767, 1339, 2301, 2707, 4017, 6077, 8121, 18231, 35191, 79001, 105573, 159713, 237003, 278821, 479139, 836463, 2076269, 3624673, 6228807, 10874019, 16450439, 49351317, 213855707, 641567121]

約数ペア:

[(1, 641567121), (3, 213855707), (13, 49351317), (39, 16450439), (59, 10874019), (103, 6228807), (177, 3624673), (309, 2076269), (767, 836463), (1339, 479139), (2301, 278821), (2707, 237003), (4017, 159713), (6077, 105573), (8121, 79001), (18231, 35191)]