78860001

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{491}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 119402496

約数和(自身を除く): 40542495

約数列:

[1, 3, 11, 31, 33, 93, 157, 341, 471, 491, 1023, 1473, 1727, 4867, 5181, 5401, 14601, 15221, 16203, 45663, 53537, 77087, 160611, 167431, 231261, 502293, 847957, 2389697, 2543871, 7169091, 26286667, 78860001]

約数ペア:

[(1, 78860001), (3, 26286667), (11, 7169091), (31, 2543871), (33, 2389697), (93, 847957), (157, 502293), (341, 231261), (471, 167431), (491, 160611), (1023, 77087), (1473, 53537), (1727, 45663), (4867, 16203), (5181, 15221), (5401, 14601)]