15031978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:582

約数の個数: 32

約数和(自身を含む): 26127360

約数和(自身を除く): 11095382

約数列:

[1, 2, 13, 17, 26, 34, 71, 142, 221, 442, 479, 923, 958, 1207, 1846, 2414, 6227, 8143, 12454, 15691, 16286, 31382, 34009, 68018, 105859, 211718, 442117, 578153, 884234, 1156306, 7515989, 15031978]

約数ペア:

[(1, 15031978), (2, 7515989), (13, 1156306), (17, 884234), (26, 578153), (34, 442117), (71, 211718), (142, 105859), (221, 68018), (442, 34009), (479, 31382), (923, 16286), (958, 15691), (1207, 12454), (1846, 8143), (2414, 6227)]