621420003

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{130523}}^1$

素因数の和:130575

約数の個数: 18

約数和(自身を含む): 938337036

約数和(自身を除く): 316917033

約数列:

[1, 3, 9, 23, 69, 207, 529, 1587, 4761, 130523, 391569, 1174707, 3002029, 9006087, 27018261, 69046667, 207140001, 621420003]

約数ペア:

[(1, 621420003), (3, 207140001), (9, 69046667), (23, 27018261), (69, 9006087), (207, 3002029), (529, 1174707), (1587, 391569), (4761, 130523)]