2011325901

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1\times {\mathrm{1249}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 2919840000

約数和(自身を除く): 908514099

約数列:

[1, 3, 13, 39, 157, 263, 471, 789, 1249, 2041, 3419, 3747, 6123, 10257, 16237, 41291, 48711, 123873, 196093, 328487, 536783, 588279, 985461, 1610349, 2549209, 4270331, 7647627, 12810993, 51572459, 154717377, 670441967, 2011325901]

約数ペア:

[(1, 2011325901), (3, 670441967), (13, 154717377), (39, 51572459), (157, 12810993), (263, 7647627), (471, 4270331), (789, 2549209), (1249, 1610349), (2041, 985461), (3419, 588279), (3747, 536783), (6123, 328487), (10257, 196093), (16237, 123873), (41291, 48711)]