18167985

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1$

素因数の和:183

約数の個数: 72

約数和(自身を含む): 36781056

約数和(自身を除く): 18613071

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 127, 153, 165, 187, 255, 289, 381, 495, 561, 635, 765, 867, 935, 1143, 1397, 1445, 1683, 1905, 2159, 2601, 2805, 3179, 4191, 4335, 5715, 6477, 6985, 8415, 9537, 10795, 12573, 13005, 15895, 19431, 20955, 23749, 28611, 32385, 36703, 47685, 62865, 71247, 97155, 110109, 118745, 143055, 183515, 213741, 330327, 356235, 403733, 550545, 1068705, 1211199, 1651635, 2018665, 3633597, 6055995, 18167985]

約数ペア:

[(1, 18167985), (3, 6055995), (5, 3633597), (9, 2018665), (11, 1651635), (15, 1211199), (17, 1068705), (33, 550545), (45, 403733), (51, 356235), (55, 330327), (85, 213741), (99, 183515), (127, 143055), (153, 118745), (165, 110109), (187, 97155), (255, 71247), (289, 62865), (381, 47685), (495, 36703), (561, 32385), (635, 28611), (765, 23749), (867, 20955), (935, 19431), (1143, 15895), (1397, 13005), (1445, 12573), (1683, 10795), (1905, 9537), (2159, 8415), (2601, 6985), (2805, 6477), (3179, 5715), (4191, 4335)]