47721369

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 70041600

約数和(自身を除く): 22320231

約数列:

[1, 3, 19, 31, 57, 93, 113, 239, 339, 589, 717, 1767, 2147, 3503, 4541, 6441, 7409, 10509, 13623, 22227, 27007, 66557, 81021, 140771, 199671, 422313, 513133, 837217, 1539399, 2511651, 15907123, 47721369]

約数ペア:

[(1, 47721369), (3, 15907123), (19, 2511651), (31, 1539399), (57, 837217), (93, 513133), (113, 422313), (239, 199671), (339, 140771), (589, 81021), (717, 66557), (1767, 27007), (2147, 22227), (3503, 13623), (4541, 10509), (6441, 7409)]