454545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:71

約数の個数: 64

約数和(自身を含む): 1021440

約数和(自身を除く): 566895

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 37, 39, 45, 63, 65, 91, 105, 111, 117, 135, 185, 189, 195, 259, 273, 315, 333, 351, 455, 481, 555, 585, 777, 819, 945, 999, 1295, 1365, 1443, 1665, 1755, 2331, 2405, 2457, 3367, 3885, 4095, 4329, 4995, 6993, 7215, 10101, 11655, 12285, 12987, 16835, 21645, 30303, 34965, 50505, 64935, 90909, 151515, 454545]

約数ペア:

[(1, 454545), (3, 151515), (5, 90909), (7, 64935), (9, 50505), (13, 34965), (15, 30303), (21, 21645), (27, 16835), (35, 12987), (37, 12285), (39, 11655), (45, 10101), (63, 7215), (65, 6993), (91, 4995), (105, 4329), (111, 4095), (117, 3885), (135, 3367), (185, 2457), (189, 2405), (195, 2331), (259, 1755), (273, 1665), (315, 1443), (333, 1365), (351, 1295), (455, 999), (481, 945), (555, 819), (585, 777)]