215390588

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{631}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 439993344

約数和(自身を除く): 224602756

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 167, 292, 334, 511, 631, 668, 1022, 1169, 1262, 2044, 2338, 2524, 4417, 4676, 8834, 12191, 17668, 24382, 46063, 48764, 85337, 92126, 105377, 170674, 184252, 210754, 322441, 341348, 421508, 644882, 737639, 1289764, 1475278, 2950556, 7692521, 15385042, 30770084, 53847647, 107695294, 215390588]

約数ペア:

[(1, 215390588), (2, 107695294), (4, 53847647), (7, 30770084), (14, 15385042), (28, 7692521), (73, 2950556), (146, 1475278), (167, 1289764), (292, 737639), (334, 644882), (511, 421508), (631, 341348), (668, 322441), (1022, 210754), (1169, 184252), (1262, 170674), (2044, 105377), (2338, 92126), (2524, 85337), (4417, 48764), (4676, 46063), (8834, 24382), (12191, 17668)]