15787288

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 34953120

約数和(自身を除く): 19165832

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 61, 68, 88, 122, 136, 173, 187, 244, 346, 374, 488, 671, 692, 748, 1037, 1342, 1384, 1496, 1903, 2074, 2684, 2941, 3806, 4148, 5368, 5882, 7612, 8296, 10553, 11407, 11764, 15224, 21106, 22814, 23528, 32351, 42212, 45628, 64702, 84424, 91256, 116083, 129404, 179401, 232166, 258808, 358802, 464332, 717604, 928664, 1435208, 1973411, 3946822, 7893644, 15787288]

約数ペア:

[(1, 15787288), (2, 7893644), (4, 3946822), (8, 1973411), (11, 1435208), (17, 928664), (22, 717604), (34, 464332), (44, 358802), (61, 258808), (68, 232166), (88, 179401), (122, 129404), (136, 116083), (173, 91256), (187, 84424), (244, 64702), (346, 45628), (374, 42212), (488, 32351), (671, 23528), (692, 22814), (748, 21106), (1037, 15224), (1342, 11764), (1384, 11407), (1496, 10553), (1903, 8296), (2074, 7612), (2684, 5882), (2941, 5368), (3806, 4148)]