248636245

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 357816816

約数和(自身を除く): 109180571

約数列:

[1, 5, 11, 13, 55, 65, 101, 121, 143, 313, 505, 605, 715, 1111, 1313, 1565, 1573, 3443, 4069, 5555, 6565, 7865, 12221, 14443, 17215, 20345, 31613, 37873, 44759, 61105, 72215, 158065, 158873, 189365, 223795, 347743, 410969, 492349, 794365, 1738715, 2054845, 2461745, 3825173, 4520659, 19125865, 22603295, 49727249, 248636245]

約数ペア:

[(1, 248636245), (5, 49727249), (11, 22603295), (13, 19125865), (55, 4520659), (65, 3825173), (101, 2461745), (121, 2054845), (143, 1738715), (313, 794365), (505, 492349), (605, 410969), (715, 347743), (1111, 223795), (1313, 189365), (1565, 158873), (1573, 158065), (3443, 72215), (4069, 61105), (5555, 44759), (6565, 37873), (7865, 31613), (12221, 20345), (14443, 17215)]