56147973

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{13171}}^1$

素因数の和:13217

約数の個数: 24

約数和(自身を含む): 90096480

約数和(自身を除く): 33948507

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 609, 1421, 4263, 13171, 39513, 92197, 276591, 381959, 645379, 1145877, 1936137, 2673713, 8021139, 18715991, 56147973]

約数ペア:

[(1, 56147973), (3, 18715991), (7, 8021139), (21, 2673713), (29, 1936137), (49, 1145877), (87, 645379), (147, 381959), (203, 276591), (609, 92197), (1421, 39513), (4263, 13171)]