278341908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1784243}}^1$

素因数の和:1784263

約数の個数: 24

約数和(自身を含む): 699423648

約数和(自身を除く): 421081740

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1784243, 3568486, 5352729, 7136972, 10705458, 21410916, 23195159, 46390318, 69585477, 92780636, 139170954, 278341908]

約数ペア:

[(1, 278341908), (2, 139170954), (3, 92780636), (4, 69585477), (6, 46390318), (12, 23195159), (13, 21410916), (26, 10705458), (39, 7136972), (52, 5352729), (78, 3568486), (156, 1784243)]