289809339981

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{79771357}}^1$

素因数の和:79771540

約数の個数: 16

約数和(自身を含む): 444166921344

約数和(自身を除く): 154357581363

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 79771357, 239314071, 558399499, 1675198497, 13800444761, 41401334283, 96603113327, 289809339981]

約数ペア:

[(1, 289809339981), (3, 96603113327), (7, 41401334283), (21, 13800444761), (173, 1675198497), (519, 558399499), (1211, 239314071), (3633, 79771357)]