665667068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{2179}}^1$

素因数の和:2378

約数の個数: 48

約数和(自身を含む): 1305279360

約数和(自身を除く): 639612292

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 131, 212, 262, 524, 583, 1166, 1441, 2179, 2332, 2882, 4358, 5764, 6943, 8716, 13886, 23969, 27772, 47938, 76373, 95876, 115487, 152746, 230974, 285449, 305492, 461948, 570898, 1141796, 1270357, 2540714, 3139939, 5081428, 6279878, 12559756, 15128797, 30257594, 60515188, 166416767, 332833534, 665667068]

約数ペア:

[(1, 665667068), (2, 332833534), (4, 166416767), (11, 60515188), (22, 30257594), (44, 15128797), (53, 12559756), (106, 6279878), (131, 5081428), (212, 3139939), (262, 2540714), (524, 1270357), (583, 1141796), (1166, 570898), (1441, 461948), (2179, 305492), (2332, 285449), (2882, 230974), (4358, 152746), (5764, 115487), (6943, 95876), (8716, 76373), (13886, 47938), (23969, 27772)]