55639575

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2659}}^1$

素因数の和:2709

約数の個数: 48

約数和(自身を含む): 105548800

約数和(自身を除く): 49909225

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2325, 2659, 4185, 6975, 7977, 13295, 20925, 23931, 39885, 66475, 71793, 82429, 119655, 199425, 247287, 358965, 412145, 598275, 741861, 1236435, 1794825, 2060725, 2225583, 3709305, 6182175, 11127915, 18546525, 55639575]

約数ペア:

[(1, 55639575), (3, 18546525), (5, 11127915), (9, 6182175), (15, 3709305), (25, 2225583), (27, 2060725), (31, 1794825), (45, 1236435), (75, 741861), (93, 598275), (135, 412145), (155, 358965), (225, 247287), (279, 199425), (465, 119655), (675, 82429), (775, 71793), (837, 66475), (1395, 39885), (2325, 23931), (2659, 20925), (4185, 13295), (6975, 7977)]