27178515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6637}}^1$

素因数の和:6668

約数の個数: 48

約数和(自身を含む): 57989568

約数和(自身を除く): 30811053

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 6637, 19911, 33185, 46459, 59733, 86281, 99555, 139377, 232295, 258843, 298665, 418131, 431405, 603967, 696885, 776529, 1294215, 1811901, 2090655, 3019835, 3882645, 5435703, 9059505, 27178515]

約数ペア:

[(1, 27178515), (3, 9059505), (5, 5435703), (7, 3882645), (9, 3019835), (13, 2090655), (15, 1811901), (21, 1294215), (35, 776529), (39, 696885), (45, 603967), (63, 431405), (65, 418131), (91, 298665), (105, 258843), (117, 232295), (195, 139377), (273, 99555), (315, 86281), (455, 59733), (585, 46459), (819, 33185), (1365, 19911), (4095, 6637)]