78855826

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{787}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 143655552

約数和(自身を除く): 64799726

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 421, 787, 842, 1574, 2947, 5509, 5894, 7157, 11018, 13379, 14314, 26758, 50099, 93653, 100198, 187306, 331327, 662654, 2319289, 4638578, 5632559, 11265118, 39427913, 78855826]

約数ペア:

[(1, 78855826), (2, 39427913), (7, 11265118), (14, 5632559), (17, 4638578), (34, 2319289), (119, 662654), (238, 331327), (421, 187306), (787, 100198), (842, 93653), (1574, 50099), (2947, 26758), (5509, 14314), (5894, 13379), (7157, 11018)]