15661016

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 36288000

約数和(自身を除く): 20626984

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 41, 56, 76, 82, 133, 152, 164, 266, 287, 328, 359, 532, 574, 718, 779, 1064, 1148, 1436, 1558, 2296, 2513, 2872, 3116, 5026, 5453, 6232, 6821, 10052, 10906, 13642, 14719, 20104, 21812, 27284, 29438, 43624, 47747, 54568, 58876, 95494, 103033, 117752, 190988, 206066, 279661, 381976, 412132, 559322, 824264, 1118644, 1957627, 2237288, 3915254, 7830508, 15661016]

約数ペア:

[(1, 15661016), (2, 7830508), (4, 3915254), (7, 2237288), (8, 1957627), (14, 1118644), (19, 824264), (28, 559322), (38, 412132), (41, 381976), (56, 279661), (76, 206066), (82, 190988), (133, 117752), (152, 103033), (164, 95494), (266, 58876), (287, 54568), (328, 47747), (359, 43624), (532, 29438), (574, 27284), (718, 21812), (779, 20104), (1064, 14719), (1148, 13642), (1436, 10906), (1558, 10052), (2296, 6821), (2513, 6232), (2872, 5453), (3116, 5026)]