1998561609

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{563}}^1\times {\mathrm{1559}}^1$

素因数の和:2162

約数の個数: 48

約数和(自身を含む): 3294120960

約数和(自身を除く): 1295559351

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 563, 759, 1559, 1689, 2277, 4677, 5067, 6193, 12949, 14031, 17149, 18579, 35857, 38847, 51447, 55737, 107571, 116541, 142439, 154341, 322713, 394427, 427317, 877717, 1183281, 1281951, 2633151, 3549843, 7899453, 9654887, 20187491, 28964661, 60562473, 86893983, 181687419, 222062401, 666187203, 1998561609]

約数ペア:

[(1, 1998561609), (3, 666187203), (9, 222062401), (11, 181687419), (23, 86893983), (33, 60562473), (69, 28964661), (99, 20187491), (207, 9654887), (253, 7899453), (563, 3549843), (759, 2633151), (1559, 1281951), (1689, 1183281), (2277, 877717), (4677, 427317), (5067, 394427), (6193, 322713), (12949, 154341), (14031, 142439), (17149, 116541), (18579, 107571), (35857, 55737), (38847, 51447)]