1213231775

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{2113}}^1$

素因数の和:2340

約数の個数: 48

約数和(自身を含む): 1830757824

約数和(自身を除く): 617526049

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 193, 425, 595, 965, 1351, 2113, 2975, 3281, 4825, 6755, 10565, 14791, 16405, 22967, 33775, 35921, 52825, 73955, 82025, 114835, 179605, 251447, 369775, 407809, 574175, 898025, 1257235, 2039045, 2854663, 6286175, 6932753, 10195225, 14273315, 34663765, 48529271, 71366575, 173318825, 242646355, 1213231775]

約数ペア:

[(1, 1213231775), (5, 242646355), (7, 173318825), (17, 71366575), (25, 48529271), (35, 34663765), (85, 14273315), (119, 10195225), (175, 6932753), (193, 6286175), (425, 2854663), (595, 2039045), (965, 1257235), (1351, 898025), (2113, 574175), (2975, 407809), (3281, 369775), (4825, 251447), (6755, 179605), (10565, 114835), (14791, 82025), (16405, 73955), (22967, 52825), (33775, 35921)]