64394478

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 143759616

約数和(自身を除く): 79365138

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 271, 307, 387, 542, 614, 774, 813, 921, 1626, 1842, 2439, 2763, 4878, 5526, 11653, 13201, 23306, 26402, 34959, 39603, 69918, 79206, 83197, 104877, 118809, 166394, 209754, 237618, 249591, 499182, 748773, 1497546, 3577471, 7154942, 10732413, 21464826, 32197239, 64394478]

約数ペア:

[(1, 64394478), (2, 32197239), (3, 21464826), (6, 10732413), (9, 7154942), (18, 3577471), (43, 1497546), (86, 748773), (129, 499182), (258, 249591), (271, 237618), (307, 209754), (387, 166394), (542, 118809), (614, 104877), (774, 83197), (813, 79206), (921, 69918), (1626, 39603), (1842, 34959), (2439, 26402), (2763, 23306), (4878, 13201), (5526, 11653)]