30266919

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 51425280

約数和(自身を除く): 21158361

約数列:

[1, 3, 9, 17, 23, 27, 47, 51, 61, 69, 141, 153, 183, 207, 391, 423, 459, 549, 621, 799, 1037, 1081, 1173, 1269, 1403, 1647, 2397, 2867, 3111, 3243, 3519, 4209, 7191, 8601, 9333, 9729, 10557, 12627, 18377, 21573, 23851, 25803, 27999, 29187, 37881, 48739, 55131, 65941, 71553, 77409, 146217, 165393, 197823, 214659, 438651, 496179, 593469, 643977, 1120997, 1315953, 1780407, 3362991, 10088973, 30266919]

約数ペア:

[(1, 30266919), (3, 10088973), (9, 3362991), (17, 1780407), (23, 1315953), (27, 1120997), (47, 643977), (51, 593469), (61, 496179), (69, 438651), (141, 214659), (153, 197823), (183, 165393), (207, 146217), (391, 77409), (423, 71553), (459, 65941), (549, 55131), (621, 48739), (799, 37881), (1037, 29187), (1081, 27999), (1173, 25803), (1269, 23851), (1403, 21573), (1647, 18377), (2397, 12627), (2867, 10557), (3111, 9729), (3243, 9333), (3519, 8601), (4209, 7191)]