1898498547

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2437}}^1$

素因数の和:2561

約数の個数: 64

約数和(自身を含む): 3192414720

約数和(自身を除く): 1293916173

約数列:

[1, 3, 9, 11, 27, 33, 43, 61, 99, 129, 183, 297, 387, 473, 549, 671, 1161, 1419, 1647, 2013, 2437, 2623, 4257, 6039, 7311, 7869, 12771, 18117, 21933, 23607, 26807, 28853, 65799, 70821, 80421, 86559, 104791, 148657, 241263, 259677, 314373, 445971, 723789, 779031, 943119, 1152701, 1337913, 1635227, 2829357, 3458103, 4013739, 4905681, 6392251, 10374309, 14717043, 19176753, 31122927, 44151129, 57530259, 70314761, 172590777, 210944283, 632832849, 1898498547]

約数ペア:

[(1, 1898498547), (3, 632832849), (9, 210944283), (11, 172590777), (27, 70314761), (33, 57530259), (43, 44151129), (61, 31122927), (99, 19176753), (129, 14717043), (183, 10374309), (297, 6392251), (387, 4905681), (473, 4013739), (549, 3458103), (671, 2829357), (1161, 1635227), (1419, 1337913), (1647, 1152701), (2013, 943119), (2437, 779031), (2623, 723789), (4257, 445971), (6039, 314373), (7311, 259677), (7869, 241263), (12771, 148657), (18117, 104791), (21933, 86559), (23607, 80421), (26807, 70821), (28853, 65799)]