278816096

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{670231}}^1$

素因数の和:670254

約数の個数: 24

約数和(自身を含む): 591144624

約数和(自身を除く): 312328528

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 670231, 1340462, 2680924, 5361848, 8713003, 10723696, 17426006, 21447392, 34852012, 69704024, 139408048, 278816096]

約数ペア:

[(1, 278816096), (2, 139408048), (4, 69704024), (8, 34852012), (13, 21447392), (16, 17426006), (26, 10723696), (32, 8713003), (52, 5361848), (104, 2680924), (208, 1340462), (416, 670231)]