25341771

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 43092000

約数和(自身を除く): 17750229

約数列:

[1, 3, 7, 13, 21, 39, 49, 89, 91, 147, 149, 267, 273, 447, 623, 637, 1043, 1157, 1869, 1911, 1937, 3129, 3471, 4361, 5811, 7301, 8099, 13083, 13261, 13559, 21903, 24297, 39783, 40677, 56693, 92827, 94913, 170079, 172393, 278481, 284739, 517179, 649789, 1206751, 1949367, 3620253, 8447257, 25341771]

約数ペア:

[(1, 25341771), (3, 8447257), (7, 3620253), (13, 1949367), (21, 1206751), (39, 649789), (49, 517179), (89, 284739), (91, 278481), (147, 172393), (149, 170079), (267, 94913), (273, 92827), (447, 56693), (623, 40677), (637, 39783), (1043, 24297), (1157, 21903), (1869, 13559), (1911, 13261), (1937, 13083), (3129, 8099), (3471, 7301), (4361, 5811)]