131647545

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{379}}^1$

素因数の和:507

約数の個数: 64

約数和(自身を含む): 245145600

約数和(自身を除く): 113498055

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 83, 93, 135, 155, 249, 279, 379, 415, 465, 747, 837, 1137, 1245, 1395, 1895, 2241, 2573, 3411, 3735, 4185, 5685, 7719, 10233, 11205, 11749, 12865, 17055, 23157, 31457, 35247, 38595, 51165, 58745, 69471, 94371, 105741, 115785, 157285, 176235, 283113, 317223, 347355, 471855, 528705, 849339, 975167, 1415565, 1586115, 2925501, 4246695, 4875835, 8776503, 14627505, 26329509, 43882515, 131647545]

約数ペア:

[(1, 131647545), (3, 43882515), (5, 26329509), (9, 14627505), (15, 8776503), (27, 4875835), (31, 4246695), (45, 2925501), (83, 1586115), (93, 1415565), (135, 975167), (155, 849339), (249, 528705), (279, 471855), (379, 347355), (415, 317223), (465, 283113), (747, 176235), (837, 157285), (1137, 115785), (1245, 105741), (1395, 94371), (1895, 69471), (2241, 58745), (2573, 51165), (3411, 38595), (3735, 35247), (4185, 31457), (5685, 23157), (7719, 17055), (10233, 12865), (11205, 11749)]