12856506

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:471

約数の個数: 48

約数和(自身を含む): 28811520

約数和(自身を除く): 15955014

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 169, 186, 338, 403, 409, 507, 806, 818, 1014, 1209, 1227, 2418, 2454, 5239, 5317, 10478, 10634, 12679, 15717, 15951, 25358, 31434, 31902, 38037, 69121, 76074, 138242, 164827, 207363, 329654, 414726, 494481, 988962, 2142751, 4285502, 6428253, 12856506]

約数ペア:

[(1, 12856506), (2, 6428253), (3, 4285502), (6, 2142751), (13, 988962), (26, 494481), (31, 414726), (39, 329654), (62, 207363), (78, 164827), (93, 138242), (169, 76074), (186, 69121), (338, 38037), (403, 31902), (409, 31434), (507, 25358), (806, 15951), (818, 15717), (1014, 12679), (1209, 10634), (1227, 10478), (2418, 5317), (2454, 5239)]