998972494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{67289}}^1$

素因数の和:67875

約数の個数: 16

約数和(自身を含む): 1616574960

約数和(自身を除く): 617602466

約数列:

[1, 2, 13, 26, 571, 1142, 7423, 14846, 67289, 134578, 874757, 1749514, 38422019, 76844038, 499486247, 998972494]

約数ペア:

[(1, 998972494), (2, 499486247), (13, 76844038), (26, 38422019), (571, 1749514), (1142, 874757), (7423, 134578), (14846, 67289)]