999777796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{5281}}^1$

素因数の和:5404

約数の個数: 48

約数和(自身を含む): 1916732160

約数和(自身を除く): 916954364

約数列:

[1, 2, 4, 19, 38, 47, 53, 76, 94, 106, 188, 212, 893, 1007, 1786, 2014, 2491, 3572, 4028, 4982, 5281, 9964, 10562, 21124, 47329, 94658, 100339, 189316, 200678, 248207, 279893, 401356, 496414, 559786, 992828, 1119572, 4715933, 5317967, 9431866, 10635934, 13154971, 18863732, 21271868, 26309942, 52619884, 249944449, 499888898, 999777796]

約数ペア:

[(1, 999777796), (2, 499888898), (4, 249944449), (19, 52619884), (38, 26309942), (47, 21271868), (53, 18863732), (76, 13154971), (94, 10635934), (106, 9431866), (188, 5317967), (212, 4715933), (893, 1119572), (1007, 992828), (1786, 559786), (2014, 496414), (2491, 401356), (3572, 279893), (4028, 248207), (4982, 200678), (5281, 189316), (9964, 100339), (10562, 94658), (21124, 47329)]