251189288

素因数分解:

$2^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{15629}}^1$

素因数の和:15690

約数の個数: 48

約数和(自身を含む): 561273300

約数和(自身を除く): 310084012

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 392, 574, 1148, 2009, 2296, 4018, 8036, 15629, 16072, 31258, 62516, 109403, 125032, 218806, 437612, 640789, 765821, 875224, 1281578, 1531642, 2563156, 3063284, 4485523, 5126312, 6126568, 8971046, 17942092, 31398661, 35884184, 62797322, 125594644, 251189288]

約数ペア:

[(1, 251189288), (2, 125594644), (4, 62797322), (7, 35884184), (8, 31398661), (14, 17942092), (28, 8971046), (41, 6126568), (49, 5126312), (56, 4485523), (82, 3063284), (98, 2563156), (164, 1531642), (196, 1281578), (287, 875224), (328, 765821), (392, 640789), (574, 437612), (1148, 218806), (2009, 125032), (2296, 109403), (4018, 62516), (8036, 31258), (15629, 16072)]