15742721705

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{26321}}^1$

素因数の和:26477

約数の個数: 32

約数和(自身を含む): 20092740768

約数和(自身を除く): 4350019063

約数列:

[1, 5, 37, 53, 61, 185, 265, 305, 1961, 2257, 3233, 9805, 11285, 16165, 26321, 119621, 131605, 598105, 973877, 1395013, 1605581, 4869385, 6975065, 8027905, 51615481, 59406497, 85095793, 258077405, 297032485, 425478965, 3148544341, 15742721705]

約数ペア:

[(1, 15742721705), (5, 3148544341), (37, 425478965), (53, 297032485), (61, 258077405), (185, 85095793), (265, 59406497), (305, 51615481), (1961, 8027905), (2257, 6975065), (3233, 4869385), (9805, 1605581), (11285, 1395013), (16165, 973877), (26321, 598105), (119621, 131605)]