81153996

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12547}}^1$

素因数の和:12579

約数の個数: 72

約数和(自身を含む): 240319296

約数和(自身を除く): 159165300

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 462, 539, 588, 924, 1078, 1617, 2156, 3234, 6468, 12547, 25094, 37641, 50188, 75282, 87829, 138017, 150564, 175658, 263487, 276034, 351316, 414051, 526974, 552068, 614803, 828102, 966119, 1053948, 1229606, 1656204, 1844409, 1932238, 2459212, 2898357, 3688818, 3864476, 5796714, 6762833, 7377636, 11593428, 13525666, 20288499, 27051332, 40576998, 81153996]

約数ペア:

[(1, 81153996), (2, 40576998), (3, 27051332), (4, 20288499), (6, 13525666), (7, 11593428), (11, 7377636), (12, 6762833), (14, 5796714), (21, 3864476), (22, 3688818), (28, 2898357), (33, 2459212), (42, 1932238), (44, 1844409), (49, 1656204), (66, 1229606), (77, 1053948), (84, 966119), (98, 828102), (132, 614803), (147, 552068), (154, 526974), (196, 414051), (231, 351316), (294, 276034), (308, 263487), (462, 175658), (539, 150564), (588, 138017), (924, 87829), (1078, 75282), (1617, 50188), (2156, 37641), (3234, 25094), (6468, 12547)]