13275009

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:387

約数の個数: 40

約数和(自身を含む): 22163328

約数和(自身を除く): 8888319

約数列:

[1, 3, 9, 11, 27, 33, 47, 81, 99, 141, 297, 317, 423, 517, 891, 951, 1269, 1551, 2853, 3487, 3807, 4653, 8559, 10461, 13959, 14899, 25677, 31383, 41877, 44697, 94149, 134091, 163889, 282447, 402273, 491667, 1206819, 1475001, 4425003, 13275009]

約数ペア:

[(1, 13275009), (3, 4425003), (9, 1475001), (11, 1206819), (27, 491667), (33, 402273), (47, 282447), (81, 163889), (99, 134091), (141, 94149), (297, 44697), (317, 41877), (423, 31383), (517, 25677), (891, 14899), (951, 13959), (1269, 10461), (1551, 8559), (2853, 4653), (3487, 3807)]