31133835

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 59535360

約数和(自身を除く): 28401525

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 111, 115, 135, 185, 207, 271, 333, 345, 555, 621, 813, 851, 999, 1035, 1355, 1665, 2439, 2553, 3105, 4065, 4255, 4995, 6233, 7317, 7659, 10027, 12195, 12765, 18699, 22977, 30081, 31165, 36585, 38295, 50135, 56097, 90243, 93495, 114885, 150405, 168291, 230621, 270729, 280485, 451215, 691863, 841455, 1153105, 1353645, 2075589, 3459315, 6226767, 10377945, 31133835]

約数ペア:

[(1, 31133835), (3, 10377945), (5, 6226767), (9, 3459315), (15, 2075589), (23, 1353645), (27, 1153105), (37, 841455), (45, 691863), (69, 451215), (111, 280485), (115, 270729), (135, 230621), (185, 168291), (207, 150405), (271, 114885), (333, 93495), (345, 90243), (555, 56097), (621, 50135), (813, 38295), (851, 36585), (999, 31165), (1035, 30081), (1355, 22977), (1665, 18699), (2439, 12765), (2553, 12195), (3105, 10027), (4065, 7659), (4255, 7317), (4995, 6233)]