215548508

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{10531}}^1$

素因数の和:10602

約数の個数: 48

約数和(自身を含む): 467115264

約数和(自身を除く): 251566756

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 68, 86, 119, 172, 238, 301, 476, 602, 731, 1204, 1462, 2924, 5117, 10234, 10531, 20468, 21062, 42124, 73717, 147434, 179027, 294868, 358054, 452833, 716108, 905666, 1253189, 1811332, 2506378, 3169831, 5012756, 6339662, 7698161, 12679324, 15396322, 30792644, 53887127, 107774254, 215548508]

約数ペア:

[(1, 215548508), (2, 107774254), (4, 53887127), (7, 30792644), (14, 15396322), (17, 12679324), (28, 7698161), (34, 6339662), (43, 5012756), (68, 3169831), (86, 2506378), (119, 1811332), (172, 1253189), (238, 905666), (301, 716108), (476, 452833), (602, 358054), (731, 294868), (1204, 179027), (1462, 147434), (2924, 73717), (5117, 42124), (10234, 21062), (10531, 20468)]