39965475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 72745344

約数和(自身を除く): 32779869

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 193, 251, 275, 579, 753, 825, 965, 1255, 2123, 2761, 2895, 3765, 4825, 6275, 6369, 8283, 10615, 13805, 14475, 18825, 31845, 41415, 48443, 53075, 69025, 145329, 159225, 207075, 242215, 532873, 726645, 1211075, 1598619, 2664365, 3633225, 7993095, 13321825, 39965475]

約数ペア:

[(1, 39965475), (3, 13321825), (5, 7993095), (11, 3633225), (15, 2664365), (25, 1598619), (33, 1211075), (55, 726645), (75, 532873), (165, 242215), (193, 207075), (251, 159225), (275, 145329), (579, 69025), (753, 53075), (825, 48443), (965, 41415), (1255, 31845), (2123, 18825), (2761, 14475), (2895, 13805), (3765, 10615), (4825, 8283), (6275, 6369)]