87256665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{683}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 161336448

約数和(自身を除く): 74079783

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 167, 255, 501, 683, 765, 835, 1503, 2049, 2505, 2839, 3415, 6147, 7515, 8517, 10245, 11611, 14195, 25551, 30735, 34833, 42585, 58055, 104499, 114061, 127755, 174165, 342183, 522495, 570305, 1026549, 1710915, 1939037, 5132745, 5817111, 9695185, 17451333, 29085555, 87256665]

約数ペア:

[(1, 87256665), (3, 29085555), (5, 17451333), (9, 9695185), (15, 5817111), (17, 5132745), (45, 1939037), (51, 1710915), (85, 1026549), (153, 570305), (167, 522495), (255, 342183), (501, 174165), (683, 127755), (765, 114061), (835, 104499), (1503, 58055), (2049, 42585), (2505, 34833), (2839, 30735), (3415, 25551), (6147, 14195), (7515, 11611), (8517, 10245)]