221300552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67967}}^1$

素因数の和:68021

約数の個数: 32

約数和(自身を含む): 464901120

約数和(自身を除く): 243600568

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 67967, 135934, 271868, 543736, 747637, 1495274, 2514779, 2990548, 5029558, 5981096, 10059116, 20118232, 27662569, 55325138, 110650276, 221300552]

約数ペア:

[(1, 221300552), (2, 110650276), (4, 55325138), (8, 27662569), (11, 20118232), (22, 10059116), (37, 5981096), (44, 5029558), (74, 2990548), (88, 2514779), (148, 1495274), (296, 747637), (407, 543736), (814, 271868), (1628, 135934), (3256, 67967)]