216921726

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{9109}}^1$

素因数の和:9140

約数の個数: 72

約数和(自身を含む): 567042840

約数和(自身を除く): 350121114

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 294, 378, 441, 486, 567, 882, 1134, 1323, 1701, 2646, 3402, 3969, 7938, 9109, 11907, 18218, 23814, 27327, 54654, 63763, 81981, 127526, 163962, 191289, 245943, 382578, 446341, 491886, 573867, 737829, 892682, 1147734, 1339023, 1475658, 1721601, 2213487, 2678046, 3443202, 4017069, 4426974, 5164803, 8034138, 10329606, 12051207, 15494409, 24102414, 30988818, 36153621, 72307242, 108460863, 216921726]

約数ペア:

[(1, 216921726), (2, 108460863), (3, 72307242), (6, 36153621), (7, 30988818), (9, 24102414), (14, 15494409), (18, 12051207), (21, 10329606), (27, 8034138), (42, 5164803), (49, 4426974), (54, 4017069), (63, 3443202), (81, 2678046), (98, 2213487), (126, 1721601), (147, 1475658), (162, 1339023), (189, 1147734), (243, 892682), (294, 737829), (378, 573867), (441, 491886), (486, 446341), (567, 382578), (882, 245943), (1134, 191289), (1323, 163962), (1701, 127526), (2646, 81981), (3402, 63763), (3969, 54654), (7938, 27327), (9109, 23814), (11907, 18218)]