28001787745

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{1021}}^1\times {\mathrm{1051}}^1$

素因数の和:2401

約数の個数: 32

約数和(自身を含む): 35763590016

約数和(自身を除く): 7761802271

約数列:

[1, 5, 17, 85, 307, 1021, 1051, 1535, 5105, 5219, 5255, 17357, 17867, 26095, 86785, 89335, 313447, 322657, 1073071, 1567235, 1613285, 5328599, 5365355, 5485169, 18242207, 26642995, 27425845, 91211035, 329432797, 1647163985, 5600357549, 28001787745]

約数ペア:

[(1, 28001787745), (5, 5600357549), (17, 1647163985), (85, 329432797), (307, 91211035), (1021, 27425845), (1051, 26642995), (1535, 18242207), (5105, 5485169), (5219, 5365355), (5255, 5328599), (17357, 1613285), (17867, 1567235), (26095, 1073071), (86785, 322657), (89335, 313447)]