212499495

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{1559}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 398623680

約数和(自身を除く): 186124185

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 233, 585, 699, 1165, 1559, 2097, 3029, 3495, 4677, 7795, 9087, 10485, 14031, 15145, 20267, 23385, 27261, 45435, 60801, 70155, 101335, 136305, 182403, 304005, 363247, 912015, 1089741, 1816235, 3269223, 4722211, 5448705, 14166633, 16346115, 23611055, 42499899, 70833165, 212499495]

約数ペア:

[(1, 212499495), (3, 70833165), (5, 42499899), (9, 23611055), (13, 16346115), (15, 14166633), (39, 5448705), (45, 4722211), (65, 3269223), (117, 1816235), (195, 1089741), (233, 912015), (585, 363247), (699, 304005), (1165, 182403), (1559, 136305), (2097, 101335), (3029, 70155), (3495, 60801), (4677, 45435), (7795, 27261), (9087, 23385), (10485, 20267), (14031, 15145)]