205209316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{317}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 396406080

約数和(自身を除く): 191196764

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 211, 236, 317, 422, 634, 767, 844, 1268, 1534, 2743, 3068, 4121, 5486, 8242, 10972, 12449, 16484, 18703, 24898, 37406, 49796, 66887, 74812, 133774, 161837, 243139, 267548, 323674, 486278, 647348, 869531, 972556, 1739062, 3478124, 3946333, 7892666, 15785332, 51302329, 102604658, 205209316]

約数ペア:

[(1, 205209316), (2, 102604658), (4, 51302329), (13, 15785332), (26, 7892666), (52, 3946333), (59, 3478124), (118, 1739062), (211, 972556), (236, 869531), (317, 647348), (422, 486278), (634, 323674), (767, 267548), (844, 243139), (1268, 161837), (1534, 133774), (2743, 74812), (3068, 66887), (4121, 49796), (5486, 37406), (8242, 24898), (10972, 18703), (12449, 16484)]