221047204

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 482549760

約数和(自身を除く): 261502556

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 67, 92, 94, 109, 134, 161, 188, 218, 268, 322, 329, 436, 469, 644, 658, 763, 938, 1081, 1316, 1526, 1541, 1876, 2162, 2507, 3052, 3082, 3149, 4324, 5014, 5123, 6164, 6298, 7303, 7567, 10028, 10246, 10787, 12596, 14606, 15134, 17549, 20492, 21574, 22043, 29212, 30268, 35098, 35861, 43148, 44086, 51121, 70196, 71722, 72427, 88172, 102242, 117829, 143444, 144854, 167969, 204484, 235658, 289708, 335938, 343241, 471316, 506989, 671876, 686482, 824803, 1013978, 1175783, 1372964, 1649606, 2027956, 2351566, 2402687, 3299212, 4703132, 4805374, 7894543, 9610748, 15789086, 31578172, 55261801, 110523602, 221047204]

約数ペア:

[(1, 221047204), (2, 110523602), (4, 55261801), (7, 31578172), (14, 15789086), (23, 9610748), (28, 7894543), (46, 4805374), (47, 4703132), (67, 3299212), (92, 2402687), (94, 2351566), (109, 2027956), (134, 1649606), (161, 1372964), (188, 1175783), (218, 1013978), (268, 824803), (322, 686482), (329, 671876), (436, 506989), (469, 471316), (644, 343241), (658, 335938), (763, 289708), (938, 235658), (1081, 204484), (1316, 167969), (1526, 144854), (1541, 143444), (1876, 117829), (2162, 102242), (2507, 88172), (3052, 72427), (3082, 71722), (3149, 70196), (4324, 51121), (5014, 44086), (5123, 43148), (6164, 35861), (6298, 35098), (7303, 30268), (7567, 29212), (10028, 22043), (10246, 21574), (10787, 20492), (12596, 17549), (14606, 15134)]