420199686

素因数分解:

$2^1\times 3^2\times {\mathrm{557}}^1\times {\mathrm{41911}}^1$

素因数の和:42476

約数の個数: 24

約数和(自身を含む): 912088944

約数和(自身を除く): 491889258

約数列:

[1, 2, 3, 6, 9, 18, 557, 1114, 1671, 3342, 5013, 10026, 41911, 83822, 125733, 251466, 377199, 754398, 23344427, 46688854, 70033281, 140066562, 210099843, 420199686]

約数ペア:

[(1, 420199686), (2, 210099843), (3, 140066562), (6, 70033281), (9, 46688854), (18, 23344427), (557, 754398), (1114, 377199), (1671, 251466), (3342, 125733), (5013, 83822), (10026, 41911)]