31211055

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4919}}^1$

素因数の和:4980

約数の個数: 32

約数和(自身を含む): 56678400

約数和(自身を除く): 25467345

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 4919, 6345, 14757, 24595, 44271, 73785, 132813, 221355, 231193, 664065, 693579, 1155965, 2080737, 3467895, 6242211, 10403685, 31211055]

約数ペア:

[(1, 31211055), (3, 10403685), (5, 6242211), (9, 3467895), (15, 2080737), (27, 1155965), (45, 693579), (47, 664065), (135, 231193), (141, 221355), (235, 132813), (423, 73785), (705, 44271), (1269, 24595), (2115, 14757), (4919, 6345)]