80419521

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1087}}^1$

素因数の和:1381

約数の個数: 32

約数和(自身を含む): 132579328

約数和(自身を除く): 52159807

約数列:

[1, 3, 7, 13, 21, 39, 91, 271, 273, 813, 1087, 1897, 3261, 3523, 5691, 7609, 10569, 14131, 22827, 24661, 42393, 73983, 98917, 294577, 296751, 883731, 2062039, 3829501, 6186117, 11488503, 26806507, 80419521]

約数ペア:

[(1, 80419521), (3, 26806507), (7, 11488503), (13, 6186117), (21, 3829501), (39, 2062039), (91, 883731), (271, 296751), (273, 294577), (813, 98917), (1087, 73983), (1897, 42393), (3261, 24661), (3523, 22827), (5691, 14131), (7609, 10569)]