13747265

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 19713024

約数和(自身を除く): 5965759

約数列:

[1, 5, 7, 35, 47, 61, 137, 235, 305, 329, 427, 685, 959, 1645, 2135, 2867, 4795, 6439, 8357, 14335, 20069, 32195, 41785, 45073, 58499, 100345, 225365, 292495, 392779, 1963895, 2749453, 13747265]

約数ペア:

[(1, 13747265), (5, 2749453), (7, 1963895), (35, 392779), (47, 292495), (61, 225365), (137, 100345), (235, 58499), (305, 45073), (329, 41785), (427, 32195), (685, 20069), (959, 14335), (1645, 8357), (2135, 6439), (2867, 4795)]