15400539

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 28214784

約数和(自身を除く): 12814245

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 71, 77, 99, 213, 231, 313, 497, 639, 693, 781, 939, 1491, 2191, 2343, 2817, 3443, 4473, 5467, 6573, 7029, 10329, 16401, 19719, 22223, 24101, 30987, 49203, 66669, 72303, 155561, 200007, 216909, 244453, 466683, 733359, 1400049, 1711171, 2200077, 5133513, 15400539]

約数ペア:

[(1, 15400539), (3, 5133513), (7, 2200077), (9, 1711171), (11, 1400049), (21, 733359), (33, 466683), (63, 244453), (71, 216909), (77, 200007), (99, 155561), (213, 72303), (231, 66669), (313, 49203), (497, 30987), (639, 24101), (693, 22223), (781, 19719), (939, 16401), (1491, 10329), (2191, 7029), (2343, 6573), (2817, 5467), (3443, 4473)]