13649168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{311}}^1$

素因数の和:543

約数の個数: 40

約数和(自身を含む): 28706496

約数和(自身を除く): 15057328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 311, 422, 622, 844, 1244, 1688, 2488, 2743, 3376, 4043, 4976, 5486, 8086, 10972, 16172, 21944, 32344, 43888, 64688, 65621, 131242, 262484, 524968, 853073, 1049936, 1706146, 3412292, 6824584, 13649168]

約数ペア:

[(1, 13649168), (2, 6824584), (4, 3412292), (8, 1706146), (13, 1049936), (16, 853073), (26, 524968), (52, 262484), (104, 131242), (208, 65621), (211, 64688), (311, 43888), (422, 32344), (622, 21944), (844, 16172), (1244, 10972), (1688, 8086), (2488, 5486), (2743, 4976), (3376, 4043)]