28301355

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1$

素因数の和:528

約数の個数: 48

約数和(自身を含む): 52416000

約数和(自身を除く): 24114645

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 79, 95, 171, 237, 285, 395, 419, 711, 855, 1185, 1257, 1501, 2095, 3555, 3771, 4503, 6285, 7505, 7961, 13509, 18855, 22515, 23883, 33101, 39805, 67545, 71649, 99303, 119415, 165505, 297909, 358245, 496515, 628919, 1489545, 1886757, 3144595, 5660271, 9433785, 28301355]

約数ペア:

[(1, 28301355), (3, 9433785), (5, 5660271), (9, 3144595), (15, 1886757), (19, 1489545), (45, 628919), (57, 496515), (79, 358245), (95, 297909), (171, 165505), (237, 119415), (285, 99303), (395, 71649), (419, 67545), (711, 39805), (855, 33101), (1185, 23883), (1257, 22515), (1501, 18855), (2095, 13509), (3555, 7961), (3771, 7505), (4503, 6285)]