72768915

素因数分解:

$3^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5557}}^1$

素因数の和:5668

約数の個数: 32

約数和(自身を含む): 130724160

約数和(自身を除く): 57955245

約数列:

[1, 3, 5, 9, 15, 27, 45, 97, 135, 291, 485, 873, 1455, 2619, 4365, 5557, 13095, 16671, 27785, 50013, 83355, 150039, 250065, 539029, 750195, 1617087, 2695145, 4851261, 8085435, 14553783, 24256305, 72768915]

約数ペア:

[(1, 72768915), (3, 24256305), (5, 14553783), (9, 8085435), (15, 4851261), (27, 2695145), (45, 1617087), (97, 750195), (135, 539029), (291, 250065), (485, 150039), (873, 83355), (1455, 50013), (2619, 27785), (4365, 16671), (5557, 13095)]