1305015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 2212848

約数和(自身を除く): 907833

約数列:

[1, 3, 5, 15, 19, 57, 95, 241, 285, 361, 723, 1083, 1205, 1805, 3615, 4579, 5415, 13737, 22895, 68685, 87001, 261003, 435005, 1305015]

約数ペア:

[(1, 1305015), (3, 435005), (5, 261003), (15, 87001), (19, 68685), (57, 22895), (95, 13737), (241, 5415), (285, 4579), (361, 3615), (723, 1805), (1083, 1205)]