278330314

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 448487424

約数和(自身を除く): 170157110

約数列:

[1, 2, 23, 43, 46, 86, 223, 446, 631, 989, 1262, 1978, 5129, 9589, 10258, 14513, 19178, 27133, 29026, 54266, 140713, 220547, 281426, 441094, 624059, 1248118, 3236399, 6050659, 6472798, 12101318, 139165157, 278330314]

約数ペア:

[(1, 278330314), (2, 139165157), (23, 12101318), (43, 6472798), (46, 6050659), (86, 3236399), (223, 1248118), (446, 624059), (631, 441094), (989, 281426), (1262, 220547), (1978, 140713), (5129, 54266), (9589, 29026), (10258, 27133), (14513, 19178)]