921810045

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{127763}}^1$

素因数の和:127821

約数の個数: 32

約数和(自身を含む): 1631290752

約数和(自身を除く): 709480707

約数列:

[1, 3, 5, 13, 15, 37, 39, 65, 111, 185, 195, 481, 555, 1443, 2405, 7215, 127763, 383289, 638815, 1660919, 1916445, 4727231, 4982757, 8304595, 14181693, 23636155, 24913785, 61454003, 70908465, 184362009, 307270015, 921810045]

約数ペア:

[(1, 921810045), (3, 307270015), (5, 184362009), (13, 70908465), (15, 61454003), (37, 24913785), (39, 23636155), (65, 14181693), (111, 8304595), (185, 4982757), (195, 4727231), (481, 1916445), (555, 1660919), (1443, 638815), (2405, 383289), (7215, 127763)]