54781688

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{40519}}^1$

素因数の和:40551

約数の個数: 24

約数和(自身を含む): 111227400

約数和(自身を除く): 56445712

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 40519, 81038, 162076, 324152, 526747, 1053494, 2106988, 4213976, 6847711, 13695422, 27390844, 54781688]

約数ペア:

[(1, 54781688), (2, 27390844), (4, 13695422), (8, 6847711), (13, 4213976), (26, 2106988), (52, 1053494), (104, 526747), (169, 324152), (338, 162076), (676, 81038), (1352, 40519)]