12905973

素因数分解:

$3^5\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 19507488

約数和(自身を除く): 6601515

約数列:

[1, 3, 9, 27, 81, 173, 243, 307, 519, 921, 1557, 2763, 4671, 8289, 14013, 24867, 42039, 53111, 74601, 159333, 477999, 1433997, 4301991, 12905973]

約数ペア:

[(1, 12905973), (3, 4301991), (9, 1433997), (27, 477999), (81, 159333), (173, 74601), (243, 53111), (307, 42039), (519, 24867), (921, 14013), (1557, 8289), (2763, 4671)]