1640744514

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{25243}}^1$

素因数の和:25431

約数の個数: 48

約数和(自身を含む): 3733284672

約数和(自身を除く): 2092540158

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 157, 207, 314, 414, 471, 942, 1413, 2826, 3611, 7222, 10833, 21666, 25243, 32499, 50486, 64998, 75729, 151458, 227187, 454374, 580589, 1161178, 1741767, 3483534, 3963151, 5225301, 7926302, 10450602, 11889453, 23778906, 35668359, 71336718, 91152473, 182304946, 273457419, 546914838, 820372257, 1640744514]

約数ペア:

[(1, 1640744514), (2, 820372257), (3, 546914838), (6, 273457419), (9, 182304946), (18, 91152473), (23, 71336718), (46, 35668359), (69, 23778906), (138, 11889453), (157, 10450602), (207, 7926302), (314, 5225301), (414, 3963151), (471, 3483534), (942, 1741767), (1413, 1161178), (2826, 580589), (3611, 454374), (7222, 227187), (10833, 151458), (21666, 75729), (25243, 64998), (32499, 50486)]