16809705

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1171}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 32909760

約数和(自身を除く): 16100055

約数列:

[1, 3, 5, 9, 11, 15, 29, 33, 45, 55, 87, 99, 145, 165, 261, 319, 435, 495, 957, 1171, 1305, 1595, 2871, 3513, 4785, 5855, 10539, 12881, 14355, 17565, 33959, 38643, 52695, 64405, 101877, 115929, 169795, 193215, 305631, 373549, 509385, 579645, 1120647, 1528155, 1867745, 3361941, 5603235, 16809705]

約数ペア:

[(1, 16809705), (3, 5603235), (5, 3361941), (9, 1867745), (11, 1528155), (15, 1120647), (29, 579645), (33, 509385), (45, 373549), (55, 305631), (87, 193215), (99, 169795), (145, 115929), (165, 101877), (261, 64405), (319, 52695), (435, 38643), (495, 33959), (957, 17565), (1171, 14355), (1305, 12881), (1595, 10539), (2871, 5855), (3513, 4785)]