400998672

素因数分解:

$2^4\times 3^2\times {\mathrm{2784713}}^1$

素因数の和:2784727

約数の個数: 30

約数和(自身を含む): 1122239742

約数和(自身を除く): 721241070

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 2784713, 5569426, 8354139, 11138852, 16708278, 22277704, 25062417, 33416556, 44555408, 50124834, 66833112, 100249668, 133666224, 200499336, 400998672]

約数ペア:

[(1, 400998672), (2, 200499336), (3, 133666224), (4, 100249668), (6, 66833112), (8, 50124834), (9, 44555408), (12, 33416556), (16, 25062417), (18, 22277704), (24, 16708278), (36, 11138852), (48, 8354139), (72, 5569426), (144, 2784713)]