28753613

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 36578304

約数和(自身を除く): 7824691

約数列:

[1, 7, 17, 47, 53, 97, 119, 329, 371, 679, 799, 901, 1649, 2491, 4559, 5141, 5593, 6307, 11543, 17437, 31913, 35987, 42347, 77503, 87397, 241627, 296429, 542521, 611779, 1691389, 4107659, 28753613]

約数ペア:

[(1, 28753613), (7, 4107659), (17, 1691389), (47, 611779), (53, 542521), (97, 296429), (119, 241627), (329, 87397), (371, 77503), (679, 42347), (799, 35987), (901, 31913), (1649, 17437), (2491, 11543), (4559, 6307), (5141, 5593)]