397331008

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{144379}}^1$

素因数の和:144434

約数の個数: 28

約数和(自身を含む): 806795440

約数和(自身を除く): 409464432

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 1376, 2752, 144379, 288758, 577516, 1155032, 2310064, 4620128, 6208297, 9240256, 12416594, 24833188, 49666376, 99332752, 198665504, 397331008]

約数ペア:

[(1, 397331008), (2, 198665504), (4, 99332752), (8, 49666376), (16, 24833188), (32, 12416594), (43, 9240256), (64, 6208297), (86, 4620128), (172, 2310064), (344, 1155032), (688, 577516), (1376, 288758), (2752, 144379)]