171758972

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{17989}}^1$

素因数の和:18042

約数の個数: 48

約数和(自身を含む): 386856960

約数和(自身を除く): 215097988

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 17989, 35978, 71956, 125923, 197879, 251846, 395758, 503692, 557659, 791516, 1115318, 1385153, 2230636, 2770306, 3903613, 5540612, 6134249, 7807226, 12268498, 15614452, 24536996, 42939743, 85879486, 171758972]

約数ペア:

[(1, 171758972), (2, 85879486), (4, 42939743), (7, 24536996), (11, 15614452), (14, 12268498), (22, 7807226), (28, 6134249), (31, 5540612), (44, 3903613), (62, 2770306), (77, 2230636), (124, 1385153), (154, 1115318), (217, 791516), (308, 557659), (341, 503692), (434, 395758), (682, 251846), (868, 197879), (1364, 125923), (2387, 71956), (4774, 35978), (9548, 17989)]