7810257

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 13457472

約数和(自身を除く): 5647215

約数列:

[1, 3, 7, 13, 21, 39, 49, 61, 67, 91, 147, 183, 201, 273, 427, 469, 637, 793, 871, 1281, 1407, 1911, 2379, 2613, 2989, 3283, 4087, 5551, 6097, 8967, 9849, 12261, 16653, 18291, 28609, 38857, 42679, 53131, 85827, 116571, 128037, 159393, 200263, 371917, 600789, 1115751, 2603419, 7810257]

約数ペア:

[(1, 7810257), (3, 2603419), (7, 1115751), (13, 600789), (21, 371917), (39, 200263), (49, 159393), (61, 128037), (67, 116571), (91, 85827), (147, 53131), (183, 42679), (201, 38857), (273, 28609), (427, 18291), (469, 16653), (637, 12261), (793, 9849), (871, 8967), (1281, 6097), (1407, 5551), (1911, 4087), (2379, 3283), (2613, 2989)]