689968365

素因数分解:

$3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1\times {\mathrm{881}}^1$

素因数の和:1477

約数の個数: 32

約数和(自身を含む): 1117670400

約数和(自身を除く): 427702035

約数列:

[1, 3, 5, 15, 109, 327, 479, 545, 881, 1437, 1635, 2395, 2643, 4405, 7185, 13215, 52211, 96029, 156633, 261055, 288087, 421999, 480145, 783165, 1265997, 1440435, 2109995, 6329985, 45997891, 137993673, 229989455, 689968365]

約数ペア:

[(1, 689968365), (3, 229989455), (5, 137993673), (15, 45997891), (109, 6329985), (327, 2109995), (479, 1440435), (545, 1265997), (881, 783165), (1437, 480145), (1635, 421999), (2395, 288087), (2643, 261055), (4405, 156633), (7185, 96029), (13215, 52211)]