8478252

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 72

約数和(自身を含む): 22643712

約数和(自身を除く): 14165460

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 71, 93, 107, 124, 142, 186, 213, 214, 279, 284, 321, 372, 426, 428, 558, 639, 642, 852, 963, 1116, 1278, 1284, 1926, 2201, 2556, 3317, 3852, 4402, 6603, 6634, 7597, 8804, 9951, 13206, 13268, 15194, 19809, 19902, 22791, 26412, 29853, 30388, 39618, 39804, 45582, 59706, 68373, 79236, 91164, 119412, 136746, 235507, 273492, 471014, 706521, 942028, 1413042, 2119563, 2826084, 4239126, 8478252]

約数ペア:

[(1, 8478252), (2, 4239126), (3, 2826084), (4, 2119563), (6, 1413042), (9, 942028), (12, 706521), (18, 471014), (31, 273492), (36, 235507), (62, 136746), (71, 119412), (93, 91164), (107, 79236), (124, 68373), (142, 59706), (186, 45582), (213, 39804), (214, 39618), (279, 30388), (284, 29853), (321, 26412), (372, 22791), (426, 19902), (428, 19809), (558, 15194), (639, 13268), (642, 13206), (852, 9951), (963, 8804), (1116, 7597), (1278, 6634), (1284, 6603), (1926, 4402), (2201, 3852), (2556, 3317)]