431149064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 876744000

約数和(自身を除く): 445594936

約数列:

[1, 2, 4, 8, 19, 38, 53, 76, 106, 109, 152, 212, 218, 424, 436, 491, 872, 982, 1007, 1964, 2014, 2071, 3928, 4028, 4142, 5777, 8056, 8284, 9329, 11554, 16568, 18658, 23108, 26023, 37316, 46216, 52046, 53519, 74632, 104092, 107038, 109763, 208184, 214076, 219526, 428152, 439052, 494437, 878104, 988874, 1016861, 1977748, 2033722, 2836507, 3955496, 4067444, 5673014, 8134888, 11346028, 22692056, 53893633, 107787266, 215574532, 431149064]

約数ペア:

[(1, 431149064), (2, 215574532), (4, 107787266), (8, 53893633), (19, 22692056), (38, 11346028), (53, 8134888), (76, 5673014), (106, 4067444), (109, 3955496), (152, 2836507), (212, 2033722), (218, 1977748), (424, 1016861), (436, 988874), (491, 878104), (872, 494437), (982, 439052), (1007, 428152), (1964, 219526), (2014, 214076), (2071, 208184), (3928, 109763), (4028, 107038), (4142, 104092), (5777, 74632), (8056, 53519), (8284, 52046), (9329, 46216), (11554, 37316), (16568, 26023), (18658, 23108)]