217591608

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{697409}}^1$

素因数の和:697431

約数の個数: 32

約数和(自身を含む): 585824400

約数和(自身を除く): 368232792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 697409, 1394818, 2092227, 2789636, 4184454, 5579272, 8368908, 9066317, 16737816, 18132634, 27198951, 36265268, 54397902, 72530536, 108795804, 217591608]

約数ペア:

[(1, 217591608), (2, 108795804), (3, 72530536), (4, 54397902), (6, 36265268), (8, 27198951), (12, 18132634), (13, 16737816), (24, 9066317), (26, 8368908), (39, 5579272), (52, 4184454), (78, 2789636), (104, 2092227), (156, 1394818), (312, 697409)]