221427690879

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{8707}}^1\times {\mathrm{498647}}^1$

素因数の和:507374

約数の個数: 16

約数和(自身を含む): 312640328448

約数和(自身を除く): 91212637569

約数列:

[1, 3, 17, 51, 8707, 26121, 148019, 444057, 498647, 1495941, 8476999, 25430997, 4341719429, 13025158287, 73809230293, 221427690879]

約数ペア:

[(1, 221427690879), (3, 73809230293), (17, 13025158287), (51, 4341719429), (8707, 25430997), (26121, 8476999), (148019, 1495941), (444057, 498647)]