1420497

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:115

約数の個数: 40

約数和(自身を含む): 2439360

約数和(自身を除く): 1018863

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 71, 81, 117, 171, 213, 247, 351, 513, 639, 741, 923, 1053, 1349, 1539, 1917, 2223, 2769, 4047, 5751, 6669, 8307, 12141, 17537, 20007, 24921, 36423, 52611, 74763, 109269, 157833, 473499, 1420497]

約数ペア:

[(1, 1420497), (3, 473499), (9, 157833), (13, 109269), (19, 74763), (27, 52611), (39, 36423), (57, 24921), (71, 20007), (81, 17537), (117, 12141), (171, 8307), (213, 6669), (247, 5751), (351, 4047), (513, 2769), (639, 2223), (741, 1917), (923, 1539), (1053, 1349)]