72248895

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31481}}^1$

素因数の和:31512

約数の個数: 32

約数和(自身を含む): 136002240

約数和(自身を除く): 63753345

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 31481, 94443, 157405, 283329, 472215, 535177, 849987, 1416645, 1605531, 2675885, 4249935, 4816593, 8027655, 14449779, 24082965, 72248895]

約数ペア:

[(1, 72248895), (3, 24082965), (5, 14449779), (9, 8027655), (15, 4816593), (17, 4249935), (27, 2675885), (45, 1605531), (51, 1416645), (85, 849987), (135, 535177), (153, 472215), (255, 283329), (459, 157405), (765, 94443), (2295, 31481)]