161898968

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23893}}^1$

素因数の和:23928

約数の個数: 48

約数和(自身を含む): 381348240

約数和(自身を除く): 219449272

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 6776, 23893, 47786, 95572, 167251, 191144, 262823, 334502, 525646, 669004, 1051292, 1338008, 1839761, 2102584, 2891053, 3679522, 5782106, 7359044, 11564212, 14718088, 20237371, 23128424, 40474742, 80949484, 161898968]

約数ペア:

[(1, 161898968), (2, 80949484), (4, 40474742), (7, 23128424), (8, 20237371), (11, 14718088), (14, 11564212), (22, 7359044), (28, 5782106), (44, 3679522), (56, 2891053), (77, 2102584), (88, 1839761), (121, 1338008), (154, 1051292), (242, 669004), (308, 525646), (484, 334502), (616, 262823), (847, 191144), (968, 167251), (1694, 95572), (3388, 47786), (6776, 23893)]