31135986

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{4051}}^1$

素因数の和:4127

約数の個数: 48

約数和(自身を含む): 78381888

約数和(自身を除く): 47245902

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 183, 366, 427, 549, 854, 1098, 1281, 2562, 3843, 4051, 7686, 8102, 12153, 24306, 28357, 36459, 56714, 72918, 85071, 170142, 247111, 255213, 494222, 510426, 741333, 1482666, 1729777, 2223999, 3459554, 4447998, 5189331, 10378662, 15567993, 31135986]

約数ペア:

[(1, 31135986), (2, 15567993), (3, 10378662), (6, 5189331), (7, 4447998), (9, 3459554), (14, 2223999), (18, 1729777), (21, 1482666), (42, 741333), (61, 510426), (63, 494222), (122, 255213), (126, 247111), (183, 170142), (366, 85071), (427, 72918), (549, 56714), (854, 36459), (1098, 28357), (1281, 24306), (2562, 12153), (3843, 8102), (4051, 7686)]