15988466

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 27841968

約数和(自身を除く): 11853502

約数列:

[1, 2, 13, 17, 26, 34, 61, 122, 221, 442, 593, 793, 1037, 1186, 1586, 2074, 7709, 10081, 13481, 15418, 20162, 26962, 36173, 72346, 131053, 262106, 470249, 614941, 940498, 1229882, 7994233, 15988466]

約数ペア:

[(1, 15988466), (2, 7994233), (13, 1229882), (17, 940498), (26, 614941), (34, 470249), (61, 262106), (122, 131053), (221, 72346), (442, 36173), (593, 26962), (793, 20162), (1037, 15418), (1186, 13481), (1586, 10081), (2074, 7709)]