287919408

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{856903}}^1$

素因数の和:856921

約数の個数: 40

約数和(自身を含む): 850048768

約数和(自身を除く): 562129360

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 856903, 1713806, 2570709, 3427612, 5141418, 5998321, 6855224, 10282836, 11996642, 13710448, 17994963, 20565672, 23993284, 35989926, 41131344, 47986568, 71979852, 95973136, 143959704, 287919408]

約数ペア:

[(1, 287919408), (2, 143959704), (3, 95973136), (4, 71979852), (6, 47986568), (7, 41131344), (8, 35989926), (12, 23993284), (14, 20565672), (16, 17994963), (21, 13710448), (24, 11996642), (28, 10282836), (42, 6855224), (48, 5998321), (56, 5141418), (84, 3427612), (112, 2570709), (168, 1713806), (336, 856903)]