491821345

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 617460480

約数和(自身を除く): 125639135

約数列:

[1, 5, 59, 61, 151, 181, 295, 305, 755, 905, 3599, 8909, 9211, 10679, 11041, 17995, 27331, 44545, 46055, 53395, 55205, 136655, 543449, 651419, 1612529, 1667191, 2717245, 3257095, 8062645, 8335955, 98364269, 491821345]

約数ペア:

[(1, 491821345), (5, 98364269), (59, 8335955), (61, 8062645), (151, 3257095), (181, 2717245), (295, 1667191), (305, 1612529), (755, 651419), (905, 543449), (3599, 136655), (8909, 55205), (9211, 53395), (10679, 46055), (11041, 44545), (17995, 27331)]