56787327

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 90979200

約数和(自身を除く): 34191873

約数列:

[1, 3, 9, 17, 47, 51, 53, 141, 149, 153, 159, 423, 447, 477, 799, 901, 1341, 2397, 2491, 2533, 2703, 7003, 7191, 7473, 7599, 7897, 8109, 21009, 22419, 22797, 23691, 42347, 63027, 71073, 119051, 127041, 134249, 357153, 371159, 381123, 402747, 1071459, 1113477, 1208241, 3340431, 6309703, 18929109, 56787327]

約数ペア:

[(1, 56787327), (3, 18929109), (9, 6309703), (17, 3340431), (47, 1208241), (51, 1113477), (53, 1071459), (141, 402747), (149, 381123), (153, 371159), (159, 357153), (423, 134249), (447, 127041), (477, 119051), (799, 71073), (901, 63027), (1341, 42347), (2397, 23691), (2491, 22797), (2533, 22419), (2703, 21009), (7003, 8109), (7191, 7897), (7473, 7599)]