278318984

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{347}}^1\times {\mathrm{937}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 528806880

約数和(自身を除く): 250487896

約数列:

[1, 2, 4, 8, 107, 214, 347, 428, 694, 856, 937, 1388, 1874, 2776, 3748, 7496, 37129, 74258, 100259, 148516, 200518, 297032, 325139, 401036, 650278, 802072, 1300556, 2601112, 34789873, 69579746, 139159492, 278318984]

約数ペア:

[(1, 278318984), (2, 139159492), (4, 69579746), (8, 34789873), (107, 2601112), (214, 1300556), (347, 802072), (428, 650278), (694, 401036), (856, 325139), (937, 297032), (1388, 200518), (1874, 148516), (2776, 100259), (3748, 74258), (7496, 37129)]