13220189475

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1\times {\mathrm{12281}}^1$

素因数の和:12788

約数の個数: 48

約数和(自身を含む): 22613028864

約数和(自身を除く): 9392839389

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 463, 465, 775, 1389, 2315, 2325, 6945, 11575, 12281, 14353, 34725, 36843, 43059, 61405, 71765, 184215, 215295, 307025, 358825, 380711, 921075, 1076475, 1142133, 1903555, 5686103, 5710665, 9517775, 17058309, 28430515, 28553325, 85291545, 142152575, 176269193, 426457725, 528807579, 881345965, 2644037895, 4406729825, 13220189475]

約数ペア:

[(1, 13220189475), (3, 4406729825), (5, 2644037895), (15, 881345965), (25, 528807579), (31, 426457725), (75, 176269193), (93, 142152575), (155, 85291545), (463, 28553325), (465, 28430515), (775, 17058309), (1389, 9517775), (2315, 5710665), (2325, 5686103), (6945, 1903555), (11575, 1142133), (12281, 1076475), (14353, 921075), (34725, 380711), (36843, 358825), (43059, 307025), (61405, 215295), (71765, 184215)]