201977139

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{56911}}^1$

素因数の和:56947

約数の個数: 24

約数和(自身を含む): 333276672

約数和(自身を除く): 131299533

約数列:

[1, 3, 7, 13, 21, 39, 91, 169, 273, 507, 1183, 3549, 56911, 170733, 398377, 739843, 1195131, 2219529, 5178901, 9617959, 15536703, 28853877, 67325713, 201977139]

約数ペア:

[(1, 201977139), (3, 67325713), (7, 28853877), (13, 15536703), (21, 9617959), (39, 5178901), (91, 2219529), (169, 1195131), (273, 739843), (507, 398377), (1183, 170733), (3549, 56911)]