3955458

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 9555840

約数和(自身を除く): 5600382

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 157, 221, 247, 314, 323, 442, 471, 494, 646, 663, 741, 942, 969, 1326, 1482, 1938, 2041, 2669, 2983, 4082, 4199, 5338, 5966, 6123, 8007, 8398, 8949, 12246, 12597, 16014, 17898, 25194, 34697, 38779, 50711, 69394, 77558, 101422, 104091, 116337, 152133, 208182, 232674, 304266, 659243, 1318486, 1977729, 3955458]

約数ペア:

[(1, 3955458), (2, 1977729), (3, 1318486), (6, 659243), (13, 304266), (17, 232674), (19, 208182), (26, 152133), (34, 116337), (38, 104091), (39, 101422), (51, 77558), (57, 69394), (78, 50711), (102, 38779), (114, 34697), (157, 25194), (221, 17898), (247, 16014), (314, 12597), (323, 12246), (442, 8949), (471, 8398), (494, 8007), (646, 6123), (663, 5966), (741, 5338), (942, 4199), (969, 4082), (1326, 2983), (1482, 2669), (1938, 2041)]