15697532721

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{251}}^1\times {\mathrm{293}}^1\times {\mathrm{421}}^1$

素因数の和:994

約数の個数: 48

約数和(自身を含む): 22886079552

約数和(自身を除く): 7188546831

約数列:

[1, 3, 13, 39, 169, 251, 293, 421, 507, 753, 879, 1263, 3263, 3809, 5473, 9789, 11427, 16419, 42419, 49517, 71149, 73543, 105671, 123353, 127257, 148551, 213447, 220629, 317013, 370059, 956059, 1373723, 1603589, 2868177, 4121169, 4810767, 12428767, 17858399, 20846657, 30961603, 37286301, 53575197, 62539971, 92884809, 402500839, 1207502517, 5232510907, 15697532721]

約数ペア:

[(1, 15697532721), (3, 5232510907), (13, 1207502517), (39, 402500839), (169, 92884809), (251, 62539971), (293, 53575197), (421, 37286301), (507, 30961603), (753, 20846657), (879, 17858399), (1263, 12428767), (3263, 4810767), (3809, 4121169), (5473, 2868177), (9789, 1603589), (11427, 1373723), (16419, 956059), (42419, 370059), (49517, 317013), (71149, 220629), (73543, 213447), (105671, 148551), (123353, 127257)]