221736412

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 411844608

約数和(自身を除く): 190108196

約数列:

[1, 2, 4, 37, 47, 74, 94, 127, 148, 188, 251, 254, 502, 508, 1004, 1739, 3478, 4699, 5969, 6956, 9287, 9398, 11797, 11938, 18574, 18796, 23594, 23876, 31877, 37148, 47188, 63754, 127508, 220853, 436489, 441706, 872978, 883412, 1179449, 1498219, 1745956, 2358898, 2996438, 4717796, 5992876, 55434103, 110868206, 221736412]

約数ペア:

[(1, 221736412), (2, 110868206), (4, 55434103), (37, 5992876), (47, 4717796), (74, 2996438), (94, 2358898), (127, 1745956), (148, 1498219), (188, 1179449), (251, 883412), (254, 872978), (502, 441706), (508, 436489), (1004, 220853), (1739, 127508), (3478, 63754), (4699, 47188), (5969, 37148), (6956, 31877), (9287, 23876), (9398, 23594), (11797, 18796), (11938, 18574)]