1490745

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 2592000

約数和(自身を除く): 1101255

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 149, 345, 435, 447, 667, 745, 2001, 2235, 3335, 3427, 4321, 10005, 10281, 12963, 17135, 21605, 51405, 64815, 99383, 298149, 496915, 1490745]

約数ペア:

[(1, 1490745), (3, 496915), (5, 298149), (15, 99383), (23, 64815), (29, 51405), (69, 21605), (87, 17135), (115, 12963), (145, 10281), (149, 10005), (345, 4321), (435, 3427), (447, 3335), (667, 2235), (745, 2001)]