2788275

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 5428224

約数和(自身を除く): 2639949

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 75, 105, 113, 141, 175, 235, 329, 339, 525, 565, 705, 791, 987, 1175, 1645, 1695, 2373, 2825, 3525, 3955, 4935, 5311, 8225, 8475, 11865, 15933, 19775, 24675, 26555, 37177, 59325, 79665, 111531, 132775, 185885, 398325, 557655, 929425, 2788275]

約数ペア:

[(1, 2788275), (3, 929425), (5, 557655), (7, 398325), (15, 185885), (21, 132775), (25, 111531), (35, 79665), (47, 59325), (75, 37177), (105, 26555), (113, 24675), (141, 19775), (175, 15933), (235, 11865), (329, 8475), (339, 8225), (525, 5311), (565, 4935), (705, 3955), (791, 3525), (987, 2825), (1175, 2373), (1645, 1695)]