31454228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 61535376

約数和(自身を除く): 30081148

約数列:

[1, 2, 4, 13, 26, 52, 53, 101, 106, 113, 202, 212, 226, 404, 452, 689, 1313, 1378, 1469, 2626, 2756, 2938, 5252, 5353, 5876, 5989, 10706, 11413, 11978, 21412, 22826, 23956, 45652, 69589, 77857, 139178, 148369, 155714, 278356, 296738, 311428, 593476, 604889, 1209778, 2419556, 7863557, 15727114, 31454228]

約数ペア:

[(1, 31454228), (2, 15727114), (4, 7863557), (13, 2419556), (26, 1209778), (52, 604889), (53, 593476), (101, 311428), (106, 296738), (113, 278356), (202, 155714), (212, 148369), (226, 139178), (404, 77857), (452, 69589), (689, 45652), (1313, 23956), (1378, 22826), (1469, 21412), (2626, 11978), (2756, 11413), (2938, 10706), (5252, 5989), (5353, 5876)]