644927268

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1237}}^1\times {\mathrm{1889}}^1$

素因数の和:3156

約数の個数: 48

約数和(自身を含む): 1572359040

約数和(自身を除く): 927431772

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 1237, 1889, 2474, 3711, 3778, 4948, 5667, 7422, 7556, 11334, 14844, 22668, 28451, 43447, 56902, 85353, 86894, 113804, 130341, 170706, 173788, 260682, 341412, 521364, 2336693, 4673386, 7010079, 9346772, 14020158, 28040316, 53743939, 107487878, 161231817, 214975756, 322463634, 644927268]

約数ペア:

[(1, 644927268), (2, 322463634), (3, 214975756), (4, 161231817), (6, 107487878), (12, 53743939), (23, 28040316), (46, 14020158), (69, 9346772), (92, 7010079), (138, 4673386), (276, 2336693), (1237, 521364), (1889, 341412), (2474, 260682), (3711, 173788), (3778, 170706), (4948, 130341), (5667, 113804), (7422, 86894), (7556, 85353), (11334, 56902), (14844, 43447), (22668, 28451)]