221444630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{54409}}^1$

素因数の和:54464

約数の個数: 32

約数和(自身を含む): 446597280

約数和(自身を除く): 225152650

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 54409, 108818, 272045, 544090, 598499, 1196998, 2013133, 2992495, 4026266, 5984990, 10065665, 20131330, 22144463, 44288926, 110722315, 221444630]

約数ペア:

[(1, 221444630), (2, 110722315), (5, 44288926), (10, 22144463), (11, 20131330), (22, 10065665), (37, 5984990), (55, 4026266), (74, 2992495), (110, 2013133), (185, 1196998), (370, 598499), (407, 544090), (814, 272045), (2035, 108818), (4070, 54409)]