206970478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{42569}}^1$

素因数の和:42612

約数の個数: 32

約数和(自身を含む): 386195040

約数和(自身を除く): 179224562

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 4862, 42569, 85138, 468259, 553397, 723673, 936518, 1106794, 1447346, 6087367, 7960403, 9407749, 12174734, 15920806, 18815498, 103485239, 206970478]

約数ペア:

[(1, 206970478), (2, 103485239), (11, 18815498), (13, 15920806), (17, 12174734), (22, 9407749), (26, 7960403), (34, 6087367), (143, 1447346), (187, 1106794), (221, 936518), (286, 723673), (374, 553397), (442, 468259), (2431, 85138), (4862, 42569)]