1309888

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:320

約数の個数: 28

約数和(自身を含む): 2638552

約数和(自身を除く): 1328664

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 211, 388, 422, 776, 844, 1552, 1688, 3104, 3376, 6208, 6752, 13504, 20467, 40934, 81868, 163736, 327472, 654944, 1309888]

約数ペア:

[(1, 1309888), (2, 654944), (4, 327472), (8, 163736), (16, 81868), (32, 40934), (64, 20467), (97, 13504), (194, 6752), (211, 6208), (388, 3376), (422, 3104), (776, 1688), (844, 1552)]