28656152

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1032

約数の個数: 64

約数和(自身を含む): 67184640

約数和(自身を除く): 38528488

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 31, 34, 56, 62, 68, 119, 124, 136, 217, 238, 248, 434, 476, 527, 868, 952, 971, 1054, 1736, 1942, 2108, 3689, 3884, 4216, 6797, 7378, 7768, 13594, 14756, 16507, 27188, 29512, 30101, 33014, 54376, 60202, 66028, 115549, 120404, 132056, 210707, 231098, 240808, 421414, 462196, 511717, 842828, 924392, 1023434, 1685656, 2046868, 3582019, 4093736, 7164038, 14328076, 28656152]

約数ペア:

[(1, 28656152), (2, 14328076), (4, 7164038), (7, 4093736), (8, 3582019), (14, 2046868), (17, 1685656), (28, 1023434), (31, 924392), (34, 842828), (56, 511717), (62, 462196), (68, 421414), (119, 240808), (124, 231098), (136, 210707), (217, 132056), (238, 120404), (248, 115549), (434, 66028), (476, 60202), (527, 54376), (868, 33014), (952, 30101), (971, 29512), (1054, 27188), (1736, 16507), (1942, 14756), (2108, 13594), (3689, 7768), (3884, 7378), (4216, 6797)]