28930874

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 53187840

約数和(自身を除く): 24256966

約数列:

[1, 2, 7, 14, 31, 49, 62, 89, 98, 107, 178, 214, 217, 434, 623, 749, 1246, 1498, 1519, 2759, 3038, 3317, 4361, 5243, 5518, 6634, 8722, 9523, 10486, 19046, 19313, 23219, 38626, 46438, 66661, 133322, 135191, 162533, 270382, 295213, 325066, 466627, 590426, 933254, 2066491, 4132982, 14465437, 28930874]

約数ペア:

[(1, 28930874), (2, 14465437), (7, 4132982), (14, 2066491), (31, 933254), (49, 590426), (62, 466627), (89, 325066), (98, 295213), (107, 270382), (178, 162533), (214, 135191), (217, 133322), (434, 66661), (623, 46438), (749, 38626), (1246, 23219), (1498, 19313), (1519, 19046), (2759, 10486), (3038, 9523), (3317, 8722), (4361, 6634), (5243, 5518)]