391009894

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{5417}}^1$

素因数の和:5640

約数の個数: 32

約数和(自身を含む): 681107616

約数和(自身を除く): 290097722

約数列:

[1, 2, 11, 17, 22, 34, 187, 193, 374, 386, 2123, 3281, 4246, 5417, 6562, 10834, 36091, 59587, 72182, 92089, 119174, 184178, 1012979, 1045481, 2025958, 2090962, 11500291, 17773177, 23000582, 35546354, 195504947, 391009894]

約数ペア:

[(1, 391009894), (2, 195504947), (11, 35546354), (17, 23000582), (22, 17773177), (34, 11500291), (187, 2090962), (193, 2025958), (374, 1045481), (386, 1012979), (2123, 184178), (3281, 119174), (4246, 92089), (5417, 72182), (6562, 59587), (10834, 36091)]