90309226

素因数分解:

$2^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 157352832

約数和(自身を除く): 67043606

約数列:

[1, 2, 7, 14, 157, 181, 227, 314, 362, 454, 1099, 1267, 1589, 2198, 2534, 3178, 28417, 35639, 41087, 56834, 71278, 82174, 198919, 249473, 287609, 397838, 498946, 575218, 6450659, 12901318, 45154613, 90309226]

約数ペア:

[(1, 90309226), (2, 45154613), (7, 12901318), (14, 6450659), (157, 575218), (181, 498946), (227, 397838), (314, 287609), (362, 249473), (454, 198919), (1099, 82174), (1267, 71278), (1589, 56834), (2198, 41087), (2534, 35639), (3178, 28417)]