161371476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{640363}}^1$

素因数の和:640380

約数の個数: 36

約数和(自身を含む): 466184992

約数和(自身を除く): 304813516

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 640363, 1280726, 1921089, 2561452, 3842178, 4482541, 5763267, 7684356, 8965082, 11526534, 13447623, 17930164, 23053068, 26895246, 40342869, 53790492, 80685738, 161371476]

約数ペア:

[(1, 161371476), (2, 80685738), (3, 53790492), (4, 40342869), (6, 26895246), (7, 23053068), (9, 17930164), (12, 13447623), (14, 11526534), (18, 8965082), (21, 7684356), (28, 5763267), (36, 4482541), (42, 3842178), (63, 2561452), (84, 1921089), (126, 1280726), (252, 640363)]