1387197

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 24

約数和(自身を含む): 2323776

約数和(自身を除く): 936579

約数列:

[1, 3, 7, 9, 21, 63, 97, 227, 291, 679, 681, 873, 1589, 2037, 2043, 4767, 6111, 14301, 22019, 66057, 154133, 198171, 462399, 1387197]

約数ペア:

[(1, 1387197), (3, 462399), (7, 198171), (9, 154133), (21, 66057), (63, 22019), (97, 14301), (227, 6111), (291, 4767), (679, 2043), (681, 2037), (873, 1589)]