28332458

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 58337280

約数和(自身を除く): 30004822

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 77, 133, 154, 161, 209, 253, 266, 322, 418, 421, 437, 506, 842, 874, 1463, 1771, 2926, 2947, 3059, 3542, 4631, 4807, 5894, 6118, 7999, 9262, 9614, 9683, 15998, 19366, 32417, 33649, 55993, 64834, 67298, 67781, 87989, 106513, 111986, 135562, 175978, 183977, 213026, 367954, 615923, 745591, 1231846, 1287839, 1491182, 2023747, 2575678, 4047494, 14166229, 28332458]

約数ペア:

[(1, 28332458), (2, 14166229), (7, 4047494), (11, 2575678), (14, 2023747), (19, 1491182), (22, 1287839), (23, 1231846), (38, 745591), (46, 615923), (77, 367954), (133, 213026), (154, 183977), (161, 175978), (209, 135562), (253, 111986), (266, 106513), (322, 87989), (418, 67781), (421, 67298), (437, 64834), (506, 55993), (842, 33649), (874, 32417), (1463, 19366), (1771, 15998), (2926, 9683), (2947, 9614), (3059, 9262), (3542, 7999), (4631, 6118), (4807, 5894)]