71154945

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1979}}^1$

素因数の和:2054

約数の個数: 48

約数和(自身を含む): 133436160

約数和(自身を除く): 62281215

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 141, 153, 235, 255, 423, 705, 765, 799, 1979, 2115, 2397, 3995, 5937, 7191, 9895, 11985, 17811, 29685, 33643, 35955, 89055, 93013, 100929, 168215, 279039, 302787, 465065, 504645, 837117, 1395195, 1513935, 1581221, 4185585, 4743663, 7906105, 14230989, 23718315, 71154945]

約数ペア:

[(1, 71154945), (3, 23718315), (5, 14230989), (9, 7906105), (15, 4743663), (17, 4185585), (45, 1581221), (47, 1513935), (51, 1395195), (85, 837117), (141, 504645), (153, 465065), (235, 302787), (255, 279039), (423, 168215), (705, 100929), (765, 93013), (799, 89055), (1979, 35955), (2115, 33643), (2397, 29685), (3995, 17811), (5937, 11985), (7191, 9895)]