389617488

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{208129}}^1$

素因数の和:208156

約数の個数: 60

約数和(自身を含む): 1174269460

約数和(自身を除く): 784651972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 208129, 416258, 624387, 832516, 1248774, 1665032, 1873161, 2497548, 2705677, 3330064, 3746322, 4995096, 5411354, 7492644, 8117031, 9990192, 10822708, 14985288, 16234062, 21645416, 24351093, 29970576, 32468124, 43290832, 48702186, 64936248, 97404372, 129872496, 194808744, 389617488]

約数ペア:

[(1, 389617488), (2, 194808744), (3, 129872496), (4, 97404372), (6, 64936248), (8, 48702186), (9, 43290832), (12, 32468124), (13, 29970576), (16, 24351093), (18, 21645416), (24, 16234062), (26, 14985288), (36, 10822708), (39, 9990192), (48, 8117031), (52, 7492644), (72, 5411354), (78, 4995096), (104, 3746322), (117, 3330064), (144, 2705677), (156, 2497548), (208, 1873161), (234, 1665032), (312, 1248774), (468, 832516), (624, 624387), (936, 416258), (1872, 208129)]