2017810431

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{129671}}^1$

素因数の和:129716

約数の個数: 48

約数和(自身を含む): 3776048640

約数和(自身を除く): 1758238209

約数列:

[1, 3, 7, 9, 13, 19, 21, 39, 57, 63, 91, 117, 133, 171, 247, 273, 399, 741, 819, 1197, 1729, 2223, 5187, 15561, 129671, 389013, 907697, 1167039, 1685723, 2463749, 2723091, 5057169, 7391247, 8169273, 11800061, 15171507, 17246243, 22173741, 32028737, 35400183, 51738729, 96086211, 106200549, 155216187, 224201159, 288258633, 672603477, 2017810431]

約数ペア:

[(1, 2017810431), (3, 672603477), (7, 288258633), (9, 224201159), (13, 155216187), (19, 106200549), (21, 96086211), (39, 51738729), (57, 35400183), (63, 32028737), (91, 22173741), (117, 17246243), (133, 15171507), (171, 11800061), (247, 8169273), (273, 7391247), (399, 5057169), (741, 2723091), (819, 2463749), (1197, 1685723), (1729, 1167039), (2223, 907697), (5187, 389013), (15561, 129671)]