128804715

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3191}}^1$

素因数の和:3241

約数の個数: 64

約数和(自身を含む): 257402880

約数和(自身を除く): 128598165

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 115, 117, 135, 195, 207, 299, 345, 351, 585, 621, 897, 1035, 1495, 1755, 2691, 3105, 3191, 4485, 8073, 9573, 13455, 15955, 28719, 40365, 41483, 47865, 73393, 86157, 124449, 143595, 207415, 220179, 366965, 373347, 430785, 622245, 660537, 954109, 1100895, 1120041, 1866735, 1981611, 2862327, 3302685, 4770545, 5600205, 8586981, 9908055, 14311635, 25760943, 42934905, 128804715]

約数ペア:

[(1, 128804715), (3, 42934905), (5, 25760943), (9, 14311635), (13, 9908055), (15, 8586981), (23, 5600205), (27, 4770545), (39, 3302685), (45, 2862327), (65, 1981611), (69, 1866735), (115, 1120041), (117, 1100895), (135, 954109), (195, 660537), (207, 622245), (299, 430785), (345, 373347), (351, 366965), (585, 220179), (621, 207415), (897, 143595), (1035, 124449), (1495, 86157), (1755, 73393), (2691, 47865), (3105, 41483), (3191, 40365), (4485, 28719), (8073, 15955), (9573, 13455)]