64278018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{8363}}^1$

素因数の和:8439

約数の個数: 48

約数和(自身を含む): 161793216

約数和(自身を除く): 97515198

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, 7686, 8363, 16726, 25089, 50178, 58541, 75267, 117082, 150534, 175623, 351246, 510143, 526869, 1020286, 1053738, 1530429, 3060858, 3571001, 4591287, 7142002, 9182574, 10713003, 21426006, 32139009, 64278018]

約数ペア:

[(1, 64278018), (2, 32139009), (3, 21426006), (6, 10713003), (7, 9182574), (9, 7142002), (14, 4591287), (18, 3571001), (21, 3060858), (42, 1530429), (61, 1053738), (63, 1020286), (122, 526869), (126, 510143), (183, 351246), (366, 175623), (427, 150534), (549, 117082), (854, 75267), (1098, 58541), (1281, 50178), (2562, 25089), (3843, 16726), (7686, 8363)]