25898733

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:282

約数の個数: 48

約数和(自身を含む): 44928000

約数和(自身を除く): 19029267

約数列:

[1, 3, 7, 9, 21, 31, 63, 89, 93, 149, 217, 267, 279, 447, 623, 651, 801, 1043, 1341, 1869, 1953, 2759, 3129, 4619, 5607, 8277, 9387, 13261, 13857, 19313, 24831, 32333, 39783, 41571, 57939, 92827, 96999, 119349, 173817, 278481, 290997, 411091, 835443, 1233273, 2877637, 3699819, 8632911, 25898733]

約数ペア:

[(1, 25898733), (3, 8632911), (7, 3699819), (9, 2877637), (21, 1233273), (31, 835443), (63, 411091), (89, 290997), (93, 278481), (149, 173817), (217, 119349), (267, 96999), (279, 92827), (447, 57939), (623, 41571), (651, 39783), (801, 32333), (1043, 24831), (1341, 19313), (1869, 13857), (1953, 13261), (2759, 9387), (3129, 8277), (4619, 5607)]