39940131

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4673}}^1$

素因数の和:4731

約数の個数: 32

約数和(自身を含む): 68203008

約数和(自身を除く): 28262877

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2849, 4673, 8547, 14019, 32711, 51403, 98133, 154209, 172901, 359821, 518703, 1079463, 1210307, 1901911, 3630921, 5705733, 13313377, 39940131]

約数ペア:

[(1, 39940131), (3, 13313377), (7, 5705733), (11, 3630921), (21, 1901911), (33, 1210307), (37, 1079463), (77, 518703), (111, 359821), (231, 172901), (259, 154209), (407, 98133), (777, 51403), (1221, 32711), (2849, 14019), (4673, 8547)]