199972638

素因数分解:

$2^1\times 3^4\times {\mathrm{163}}^1\times {\mathrm{7573}}^1$

素因数の和:7750

約数の個数: 40

約数和(自身を含む): 450895368

約数和(自身を除く): 250922730

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 163, 326, 489, 978, 1467, 2934, 4401, 7573, 8802, 13203, 15146, 22719, 26406, 45438, 68157, 136314, 204471, 408942, 613413, 1226826, 1234399, 2468798, 3703197, 7406394, 11109591, 22219182, 33328773, 66657546, 99986319, 199972638]

約数ペア:

[(1, 199972638), (2, 99986319), (3, 66657546), (6, 33328773), (9, 22219182), (18, 11109591), (27, 7406394), (54, 3703197), (81, 2468798), (162, 1234399), (163, 1226826), (326, 613413), (489, 408942), (978, 204471), (1467, 136314), (2934, 68157), (4401, 45438), (7573, 26406), (8802, 22719), (13203, 15146)]