16428555

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:98

約数の個数: 128

約数和(自身を含む): 36771840

約数和(自身を除く): 20343285

約数列:

[1, 3, 5, 9, 11, 13, 15, 23, 27, 33, 37, 39, 45, 55, 65, 69, 99, 111, 115, 117, 135, 143, 165, 185, 195, 207, 253, 297, 299, 333, 345, 351, 407, 429, 481, 495, 555, 585, 621, 715, 759, 851, 897, 999, 1035, 1221, 1265, 1287, 1443, 1485, 1495, 1665, 1755, 2035, 2145, 2277, 2405, 2553, 2691, 3105, 3289, 3663, 3795, 3861, 4255, 4329, 4485, 4995, 5291, 6105, 6435, 6831, 7215, 7659, 8073, 9361, 9867, 10989, 11063, 11385, 12765, 12987, 13455, 15873, 16445, 18315, 19305, 21645, 22977, 26455, 28083, 29601, 33189, 34155, 38295, 40365, 46805, 47619, 49335, 54945, 55315, 64935, 79365, 84249, 88803, 99567, 114885, 121693, 140415, 142857, 148005, 165945, 238095, 252747, 298701, 365079, 421245, 444015, 497835, 608465, 714285, 1095237, 1263735, 1493505, 1825395, 3285711, 5476185, 16428555]

約数ペア:

[(1, 16428555), (3, 5476185), (5, 3285711), (9, 1825395), (11, 1493505), (13, 1263735), (15, 1095237), (23, 714285), (27, 608465), (33, 497835), (37, 444015), (39, 421245), (45, 365079), (55, 298701), (65, 252747), (69, 238095), (99, 165945), (111, 148005), (115, 142857), (117, 140415), (135, 121693), (143, 114885), (165, 99567), (185, 88803), (195, 84249), (207, 79365), (253, 64935), (297, 55315), (299, 54945), (333, 49335), (345, 47619), (351, 46805), (407, 40365), (429, 38295), (481, 34155), (495, 33189), (555, 29601), (585, 28083), (621, 26455), (715, 22977), (759, 21645), (851, 19305), (897, 18315), (999, 16445), (1035, 15873), (1221, 13455), (1265, 12987), (1287, 12765), (1443, 11385), (1485, 11063), (1495, 10989), (1665, 9867), (1755, 9361), (2035, 8073), (2145, 7659), (2277, 7215), (2405, 6831), (2553, 6435), (2691, 6105), (3105, 5291), (3289, 4995), (3663, 4485), (3795, 4329), (3861, 4255)]