40197015

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21787}}^1$

素因数の和:21839

約数の個数: 24

約数和(自身を含む): 71377488

約数和(自身を除く): 31180473

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1845, 21787, 65361, 108935, 196083, 326805, 893267, 980415, 2679801, 4466335, 8039403, 13399005, 40197015]

約数ペア:

[(1, 40197015), (3, 13399005), (5, 8039403), (9, 4466335), (15, 2679801), (41, 980415), (45, 893267), (123, 326805), (205, 196083), (369, 108935), (615, 65361), (1845, 21787)]