16211748

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{349}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 44688000

約数和(自身を除く): 28476252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 349, 474, 553, 588, 698, 948, 1047, 1106, 1396, 1659, 2094, 2212, 2443, 3318, 3871, 4188, 4886, 6636, 7329, 7742, 9772, 11613, 14658, 15484, 17101, 23226, 27571, 29316, 34202, 46452, 51303, 55142, 68404, 82713, 102606, 110284, 165426, 192997, 205212, 330852, 385994, 578991, 771988, 1157982, 1350979, 2315964, 2701958, 4052937, 5403916, 8105874, 16211748]

約数ペア:

[(1, 16211748), (2, 8105874), (3, 5403916), (4, 4052937), (6, 2701958), (7, 2315964), (12, 1350979), (14, 1157982), (21, 771988), (28, 578991), (42, 385994), (49, 330852), (79, 205212), (84, 192997), (98, 165426), (147, 110284), (158, 102606), (196, 82713), (237, 68404), (294, 55142), (316, 51303), (349, 46452), (474, 34202), (553, 29316), (588, 27571), (698, 23226), (948, 17101), (1047, 15484), (1106, 14658), (1396, 11613), (1659, 9772), (2094, 7742), (2212, 7329), (2443, 6636), (3318, 4886), (3871, 4188)]