521193028

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{61}}^2\times {\mathrm{97}}^1$

素因数の和:261

約数の個数: 54

約数和(自身を含む): 988747578

約数和(自身を除く): 467554550

約数列:

[1, 2, 4, 19, 38, 61, 76, 97, 122, 194, 244, 361, 388, 722, 1159, 1444, 1843, 2318, 3686, 3721, 4636, 5917, 7372, 7442, 11834, 14884, 22021, 23668, 35017, 44042, 70034, 70699, 88084, 112423, 140068, 141398, 224846, 282796, 360937, 449692, 721874, 1343281, 1443748, 2136037, 2686562, 4272074, 5373124, 6857803, 8544148, 13715606, 27431212, 130298257, 260596514, 521193028]

約数ペア:

[(1, 521193028), (2, 260596514), (4, 130298257), (19, 27431212), (38, 13715606), (61, 8544148), (76, 6857803), (97, 5373124), (122, 4272074), (194, 2686562), (244, 2136037), (361, 1443748), (388, 1343281), (722, 721874), (1159, 449692), (1444, 360937), (1843, 282796), (2318, 224846), (3686, 141398), (3721, 140068), (4636, 112423), (5917, 88084), (7372, 70699), (7442, 70034), (11834, 44042), (14884, 35017), (22021, 23668)]