261710402

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{25247}}^1$

素因数の和:25393

約数の個数: 16

約数和(自身を含む): 403564032

約数和(自身を除く): 141853630

約数列:

[1, 2, 71, 73, 142, 146, 5183, 10366, 25247, 50494, 1792537, 1843031, 3585074, 3686062, 130855201, 261710402]

約数ペア:

[(1, 261710402), (2, 130855201), (71, 3686062), (73, 3585074), (142, 1843031), (146, 1792537), (5183, 50494), (10366, 25247)]