31259277

素因数分解:

$3^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:109

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 29123955

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 47, 51, 63, 69, 81, 119, 141, 153, 161, 189, 207, 243, 329, 357, 391, 423, 459, 483, 567, 621, 799, 987, 1071, 1081, 1173, 1269, 1377, 1449, 1701, 1863, 2397, 2737, 2961, 3213, 3243, 3519, 3807, 4131, 4347, 5589, 5593, 7191, 7567, 8211, 8883, 9639, 9729, 10557, 11421, 13041, 16779, 18377, 21573, 22701, 24633, 26649, 28917, 29187, 31671, 39123, 50337, 55131, 64719, 68103, 73899, 79947, 87561, 95013, 128639, 151011, 165393, 194157, 204309, 221697, 262683, 385917, 453033, 496179, 612927, 665091, 1157751, 1359099, 1488537, 1838781, 3473253, 4465611, 10419759, 31259277]

約数ペア:

[(1, 31259277), (3, 10419759), (7, 4465611), (9, 3473253), (17, 1838781), (21, 1488537), (23, 1359099), (27, 1157751), (47, 665091), (51, 612927), (63, 496179), (69, 453033), (81, 385917), (119, 262683), (141, 221697), (153, 204309), (161, 194157), (189, 165393), (207, 151011), (243, 128639), (329, 95013), (357, 87561), (391, 79947), (423, 73899), (459, 68103), (483, 64719), (567, 55131), (621, 50337), (799, 39123), (987, 31671), (1071, 29187), (1081, 28917), (1173, 26649), (1269, 24633), (1377, 22701), (1449, 21573), (1701, 18377), (1863, 16779), (2397, 13041), (2737, 11421), (2961, 10557), (3213, 9729), (3243, 9639), (3519, 8883), (3807, 8211), (4131, 7567), (4347, 7191), (5589, 5593)]