389625768

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{257689}}^1$

素因数の和:257711

約数の個数: 64

約数和(自身を含む): 1236912000

約数和(自身を除く): 847286232

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 257689, 515378, 773067, 1030756, 1546134, 1803823, 2061512, 2319201, 3092268, 3607646, 4638402, 5411469, 6184536, 6957603, 7215292, 9276804, 10822938, 13915206, 14430584, 16234407, 18553608, 21645876, 27830412, 32468814, 43291752, 48703221, 55660824, 64937628, 97406442, 129875256, 194812884, 389625768]

約数ペア:

[(1, 389625768), (2, 194812884), (3, 129875256), (4, 97406442), (6, 64937628), (7, 55660824), (8, 48703221), (9, 43291752), (12, 32468814), (14, 27830412), (18, 21645876), (21, 18553608), (24, 16234407), (27, 14430584), (28, 13915206), (36, 10822938), (42, 9276804), (54, 7215292), (56, 6957603), (63, 6184536), (72, 5411469), (84, 4638402), (108, 3607646), (126, 3092268), (168, 2319201), (189, 2061512), (216, 1803823), (252, 1546134), (378, 1030756), (504, 773067), (756, 515378), (1512, 257689)]