2218212921

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1\times {\mathrm{1549}}^1$

素因数の和:2265

約数の個数: 32

約数和(自身を含む): 3211401600

約数和(自身を除く): 993188679

約数列:

[1, 3, 17, 43, 51, 129, 653, 731, 1549, 1959, 2193, 4647, 11101, 26333, 28079, 33303, 66607, 78999, 84237, 199821, 477343, 1011497, 1132319, 1432029, 3034491, 3396957, 17195449, 43494371, 51586347, 130483113, 739404307, 2218212921]

約数ペア:

[(1, 2218212921), (3, 739404307), (17, 130483113), (43, 51586347), (51, 43494371), (129, 17195449), (653, 3396957), (731, 3034491), (1549, 1432029), (1959, 1132319), (2193, 1011497), (4647, 477343), (11101, 199821), (26333, 84237), (28079, 78999), (33303, 66607)]