874665

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:75

約数の個数: 64

約数和(自身を含む): 1843200

約数和(自身を除く): 968535

約数列:

[1, 3, 5, 9, 11, 15, 19, 27, 31, 33, 45, 55, 57, 93, 95, 99, 135, 155, 165, 171, 209, 279, 285, 297, 341, 465, 495, 513, 589, 627, 837, 855, 1023, 1045, 1395, 1485, 1705, 1767, 1881, 2565, 2945, 3069, 3135, 4185, 5115, 5301, 5643, 6479, 8835, 9207, 9405, 15345, 15903, 19437, 26505, 28215, 32395, 46035, 58311, 79515, 97185, 174933, 291555, 874665]

約数ペア:

[(1, 874665), (3, 291555), (5, 174933), (9, 97185), (11, 79515), (15, 58311), (19, 46035), (27, 32395), (31, 28215), (33, 26505), (45, 19437), (55, 15903), (57, 15345), (93, 9405), (95, 9207), (99, 8835), (135, 6479), (155, 5643), (165, 5301), (171, 5115), (209, 4185), (279, 3135), (285, 3069), (297, 2945), (341, 2565), (465, 1881), (495, 1767), (513, 1705), (589, 1485), (627, 1395), (837, 1045), (855, 1023)]