489364078

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2165

約数の個数: 48

約数和(自身を含む): 893030400

約数和(自身を除く): 403666322

約数列:

[1, 2, 7, 14, 31, 49, 62, 79, 98, 158, 217, 434, 553, 1106, 1519, 2039, 2449, 3038, 3871, 4078, 4898, 7742, 14273, 17143, 28546, 34286, 63209, 99911, 120001, 126418, 161081, 199822, 240002, 322162, 442463, 884926, 1127567, 2255134, 3097241, 4993511, 6194482, 7892969, 9987022, 15785938, 34954577, 69909154, 244682039, 489364078]

約数ペア:

[(1, 489364078), (2, 244682039), (7, 69909154), (14, 34954577), (31, 15785938), (49, 9987022), (62, 7892969), (79, 6194482), (98, 4993511), (158, 3097241), (217, 2255134), (434, 1127567), (553, 884926), (1106, 442463), (1519, 322162), (2039, 240002), (2449, 199822), (3038, 161081), (3871, 126418), (4078, 120001), (4898, 99911), (7742, 63209), (14273, 34286), (17143, 28546)]