91390551

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1151}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 147456000

約数和(自身を除く): 56065449

約数列:

[1, 3, 7, 19, 21, 57, 133, 199, 399, 597, 1151, 1393, 3453, 3781, 4179, 8057, 11343, 21869, 24171, 26467, 65607, 79401, 153083, 229049, 459249, 687147, 1603343, 4351931, 4810029, 13055793, 30463517, 91390551]

約数ペア:

[(1, 91390551), (3, 30463517), (7, 13055793), (19, 4810029), (21, 4351931), (57, 1603343), (133, 687147), (199, 459249), (399, 229049), (597, 153083), (1151, 79401), (1393, 65607), (3453, 26467), (3781, 24171), (4179, 21869), (8057, 11343)]