207750018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{619}}^1$

素因数の和:823

約数の個数: 64

約数和(自身を含む): 487111680

約数和(自身を除く): 279361662

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 131, 183, 262, 366, 393, 427, 619, 786, 854, 917, 1238, 1281, 1834, 1857, 2562, 2751, 3714, 4333, 5502, 7991, 8666, 12999, 15982, 23973, 25998, 37759, 47946, 55937, 75518, 81089, 111874, 113277, 162178, 167811, 226554, 243267, 264313, 335622, 486534, 528626, 567623, 792939, 1135246, 1585878, 1702869, 3405738, 4946429, 9892858, 14839287, 29678574, 34625003, 69250006, 103875009, 207750018]

約数ペア:

[(1, 207750018), (2, 103875009), (3, 69250006), (6, 34625003), (7, 29678574), (14, 14839287), (21, 9892858), (42, 4946429), (61, 3405738), (122, 1702869), (131, 1585878), (183, 1135246), (262, 792939), (366, 567623), (393, 528626), (427, 486534), (619, 335622), (786, 264313), (854, 243267), (917, 226554), (1238, 167811), (1281, 162178), (1834, 113277), (1857, 111874), (2562, 81089), (2751, 75518), (3714, 55937), (4333, 47946), (5502, 37759), (7991, 25998), (8666, 23973), (12999, 15982)]