210491385

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{2719}}^1$

素因数の和:3137

約数の個数: 32

約数和(自身を含む): 363740160

約数和(自身を除く): 153248775

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 397, 1191, 1985, 2719, 5161, 5955, 8157, 13595, 15483, 25805, 35347, 40785, 77415, 106041, 176735, 530205, 1079443, 3238329, 5397215, 14032759, 16191645, 42098277, 70163795, 210491385]

約数ペア:

[(1, 210491385), (3, 70163795), (5, 42098277), (13, 16191645), (15, 14032759), (39, 5397215), (65, 3238329), (195, 1079443), (397, 530205), (1191, 176735), (1985, 106041), (2719, 77415), (5161, 40785), (5955, 35347), (8157, 25805), (13595, 15483)]