1337985

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:95

約数の個数: 64

約数和(自身を含む): 2799360

約数和(自身を除く): 1461375

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 53, 55, 85, 99, 135, 153, 159, 165, 187, 255, 265, 297, 459, 477, 495, 561, 583, 765, 795, 901, 935, 1431, 1485, 1683, 1749, 2295, 2385, 2703, 2805, 2915, 4505, 5049, 5247, 7155, 8109, 8415, 8745, 9911, 13515, 15741, 24327, 25245, 26235, 29733, 40545, 49555, 78705, 89199, 121635, 148665, 267597, 445995, 1337985]

約数ペア:

[(1, 1337985), (3, 445995), (5, 267597), (9, 148665), (11, 121635), (15, 89199), (17, 78705), (27, 49555), (33, 40545), (45, 29733), (51, 26235), (53, 25245), (55, 24327), (85, 15741), (99, 13515), (135, 9911), (153, 8745), (159, 8415), (165, 8109), (187, 7155), (255, 5247), (265, 5049), (297, 4505), (459, 2915), (477, 2805), (495, 2703), (561, 2385), (583, 2295), (765, 1749), (795, 1683), (901, 1485), (935, 1431)]