28766115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 96

約数和(自身を含む): 61102080

約数和(自身を除く): 32335965

約数列:

[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 47, 63, 67, 87, 105, 141, 145, 201, 203, 235, 261, 315, 329, 335, 423, 435, 469, 603, 609, 705, 987, 1005, 1015, 1305, 1363, 1407, 1645, 1827, 1943, 2115, 2345, 2961, 3015, 3045, 3149, 4089, 4221, 4935, 5829, 6815, 7035, 9135, 9447, 9541, 9715, 12267, 13601, 14805, 15745, 17487, 20445, 21105, 22043, 28341, 28623, 29145, 40803, 47235, 47705, 61335, 66129, 68005, 85869, 87435, 91321, 110215, 122409, 141705, 143115, 198387, 204015, 273963, 330645, 429345, 456605, 612045, 639247, 821889, 991935, 1369815, 1917741, 3196235, 4109445, 5753223, 9588705, 28766115]

約数ペア:

[(1, 28766115), (3, 9588705), (5, 5753223), (7, 4109445), (9, 3196235), (15, 1917741), (21, 1369815), (29, 991935), (35, 821889), (45, 639247), (47, 612045), (63, 456605), (67, 429345), (87, 330645), (105, 273963), (141, 204015), (145, 198387), (201, 143115), (203, 141705), (235, 122409), (261, 110215), (315, 91321), (329, 87435), (335, 85869), (423, 68005), (435, 66129), (469, 61335), (603, 47705), (609, 47235), (705, 40803), (987, 29145), (1005, 28623), (1015, 28341), (1305, 22043), (1363, 21105), (1407, 20445), (1645, 17487), (1827, 15745), (1943, 14805), (2115, 13601), (2345, 12267), (2961, 9715), (3015, 9541), (3045, 9447), (3149, 9135), (4089, 7035), (4221, 6815), (4935, 5829)]