201381993

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{263}}^1\times {\mathrm{571}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 294465600

約数和(自身を除く): 93083607

約数列:

[1, 3, 9, 149, 263, 447, 571, 789, 1341, 1713, 2367, 5139, 39187, 85079, 117561, 150173, 255237, 352683, 450519, 765711, 1351557, 22375777, 67127331, 201381993]

約数ペア:

[(1, 201381993), (3, 67127331), (9, 22375777), (149, 1351557), (263, 765711), (447, 450519), (571, 352683), (789, 255237), (1341, 150173), (1713, 117561), (2367, 85079), (5139, 39187)]