68668761

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{599}}^1$

素因数の和:765

約数の個数: 32

約数和(自身を含む): 107827200

約数和(自身を除く): 39158439

約数列:

[1, 3, 7, 21, 53, 103, 159, 309, 371, 599, 721, 1113, 1797, 2163, 4193, 5459, 12579, 16377, 31747, 38213, 61697, 95241, 114639, 185091, 222229, 431879, 666687, 1295637, 3269941, 9809823, 22889587, 68668761]

約数ペア:

[(1, 68668761), (3, 22889587), (7, 9809823), (21, 3269941), (53, 1295637), (103, 666687), (159, 431879), (309, 222229), (371, 185091), (599, 114639), (721, 95241), (1113, 61697), (1797, 38213), (2163, 31747), (4193, 16377), (5459, 12579)]