220998908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1451}}^1$

素因数の和:1598

約数の個数: 48

約数和(自身を含む): 435425760

約数和(自身を除く): 214426852

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 101, 116, 202, 377, 404, 754, 1313, 1451, 1508, 2626, 2902, 2929, 5252, 5804, 5858, 11716, 18863, 37726, 38077, 42079, 75452, 76154, 84158, 146551, 152308, 168316, 293102, 547027, 586204, 1094054, 1905163, 2188108, 3810326, 4249979, 7620652, 8499958, 16999916, 55249727, 110499454, 220998908]

約数ペア:

[(1, 220998908), (2, 110499454), (4, 55249727), (13, 16999916), (26, 8499958), (29, 7620652), (52, 4249979), (58, 3810326), (101, 2188108), (116, 1905163), (202, 1094054), (377, 586204), (404, 547027), (754, 293102), (1313, 168316), (1451, 152308), (1508, 146551), (2626, 84158), (2902, 76154), (2929, 75452), (5252, 42079), (5804, 38077), (5858, 37726), (11716, 18863)]