3109215

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 5365440

約数和(自身を除く): 2256225

約数列:

[1, 3, 5, 15, 17, 51, 85, 89, 137, 255, 267, 411, 445, 685, 1335, 1513, 2055, 2329, 4539, 6987, 7565, 11645, 12193, 22695, 34935, 36579, 60965, 182895, 207281, 621843, 1036405, 3109215]

約数ペア:

[(1, 3109215), (3, 1036405), (5, 621843), (15, 207281), (17, 182895), (51, 60965), (85, 36579), (89, 34935), (137, 22695), (255, 12193), (267, 11645), (411, 7565), (445, 6987), (685, 4539), (1335, 2329), (1513, 2055)]