39916155

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 70917120

約数和(自身を除く): 31000965

約数列:

[1, 3, 5, 15, 23, 37, 53, 59, 69, 111, 115, 159, 177, 185, 265, 295, 345, 555, 795, 851, 885, 1219, 1357, 1961, 2183, 2553, 3127, 3657, 4071, 4255, 5883, 6095, 6549, 6785, 9381, 9805, 10915, 12765, 15635, 18285, 20355, 29415, 32745, 45103, 46905, 50209, 71921, 115699, 135309, 150627, 215763, 225515, 251045, 347097, 359605, 578495, 676545, 753135, 1078815, 1735485, 2661077, 7983231, 13305385, 39916155]

約数ペア:

[(1, 39916155), (3, 13305385), (5, 7983231), (15, 2661077), (23, 1735485), (37, 1078815), (53, 753135), (59, 676545), (69, 578495), (111, 359605), (115, 347097), (159, 251045), (177, 225515), (185, 215763), (265, 150627), (295, 135309), (345, 115699), (555, 71921), (795, 50209), (851, 46905), (885, 45103), (1219, 32745), (1357, 29415), (1961, 20355), (2183, 18285), (2553, 15635), (3127, 12765), (3657, 10915), (4071, 9805), (4255, 9381), (5883, 6785), (6095, 6549)]