397374164

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{3271}}^1$

素因数の和:3548

約数の個数: 36

約数和(自身を含む): 767650464

約数和(自身を除く): 370276300

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 251, 484, 502, 1004, 2761, 3271, 5522, 6542, 11044, 13084, 30371, 35981, 60742, 71962, 121484, 143924, 395791, 791582, 821021, 1583164, 1642042, 3284084, 9031231, 18062462, 36124924, 99343541, 198687082, 397374164]

約数ペア:

[(1, 397374164), (2, 198687082), (4, 99343541), (11, 36124924), (22, 18062462), (44, 9031231), (121, 3284084), (242, 1642042), (251, 1583164), (484, 821021), (502, 791582), (1004, 395791), (2761, 143924), (3271, 121484), (5522, 71962), (6542, 60742), (11044, 35981), (13084, 30371)]