66764638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 107458560

約数和(自身を除く): 40693922

約数列:

[1, 2, 31, 43, 62, 79, 86, 158, 317, 634, 1333, 2449, 2666, 3397, 4898, 6794, 9827, 13631, 19654, 25043, 27262, 50086, 105307, 210614, 422561, 776333, 845122, 1076849, 1552666, 2153698, 33382319, 66764638]

約数ペア:

[(1, 66764638), (2, 33382319), (31, 2153698), (43, 1552666), (62, 1076849), (79, 845122), (86, 776333), (158, 422561), (317, 210614), (634, 105307), (1333, 50086), (2449, 27262), (2666, 25043), (3397, 19654), (4898, 13631), (6794, 9827)]