27144825

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 48449280

約数和(自身を除く): 21304455

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 129, 215, 285, 443, 475, 645, 817, 1075, 1329, 1425, 2215, 2451, 3225, 4085, 6645, 8417, 11075, 12255, 19049, 20425, 25251, 33225, 42085, 57147, 61275, 95245, 126255, 210425, 285735, 361931, 476225, 631275, 1085793, 1428675, 1809655, 5428965, 9048275, 27144825]

約数ペア:

[(1, 27144825), (3, 9048275), (5, 5428965), (15, 1809655), (19, 1428675), (25, 1085793), (43, 631275), (57, 476225), (75, 361931), (95, 285735), (129, 210425), (215, 126255), (285, 95245), (443, 61275), (475, 57147), (645, 42085), (817, 33225), (1075, 25251), (1329, 20425), (1425, 19049), (2215, 12255), (2451, 11075), (3225, 8417), (4085, 6645)]