31737915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{661}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 60723936

約数和(自身を除く): 28986021

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 97, 99, 165, 291, 485, 495, 661, 873, 1067, 1455, 1983, 3201, 3305, 4365, 5335, 5949, 7271, 9603, 9915, 16005, 21813, 29745, 36355, 48015, 64117, 65439, 109065, 192351, 320585, 327195, 577053, 705287, 961755, 2115861, 2885265, 3526435, 6347583, 10579305, 31737915]

約数ペア:

[(1, 31737915), (3, 10579305), (5, 6347583), (9, 3526435), (11, 2885265), (15, 2115861), (33, 961755), (45, 705287), (55, 577053), (97, 327195), (99, 320585), (165, 192351), (291, 109065), (485, 65439), (495, 64117), (661, 48015), (873, 36355), (1067, 29745), (1455, 21813), (1983, 16005), (3201, 9915), (3305, 9603), (4365, 7271), (5335, 5949)]