140722454

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{15233}}^1$

素因数の和:15415

約数の個数: 16

約数和(自身を含む): 219369600

約数和(自身を除く): 78647146

約数列:

[1, 2, 31, 62, 149, 298, 4619, 9238, 15233, 30466, 472223, 944446, 2269717, 4539434, 70361227, 140722454]

約数ペア:

[(1, 140722454), (2, 70361227), (31, 4539434), (62, 2269717), (149, 944446), (298, 472223), (4619, 30466), (9238, 15233)]