331328385

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 620201400

約数和(自身を除く): 288873015

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 73, 85, 153, 219, 255, 289, 349, 365, 657, 765, 867, 1047, 1095, 1241, 1445, 1745, 2601, 3141, 3285, 3723, 4335, 5235, 5933, 6205, 11169, 13005, 15705, 17799, 18615, 21097, 25477, 29665, 53397, 55845, 63291, 76431, 88995, 100861, 105485, 127385, 189873, 229293, 266985, 302583, 316455, 382155, 433109, 504305, 907749, 949365, 1146465, 1299327, 1512915, 2165545, 3897981, 4538745, 6496635, 7362853, 19489905, 22088559, 36814265, 66265677, 110442795, 331328385]

約数ペア:

[(1, 331328385), (3, 110442795), (5, 66265677), (9, 36814265), (15, 22088559), (17, 19489905), (45, 7362853), (51, 6496635), (73, 4538745), (85, 3897981), (153, 2165545), (219, 1512915), (255, 1299327), (289, 1146465), (349, 949365), (365, 907749), (657, 504305), (765, 433109), (867, 382155), (1047, 316455), (1095, 302583), (1241, 266985), (1445, 229293), (1745, 189873), (2601, 127385), (3141, 105485), (3285, 100861), (3723, 88995), (4335, 76431), (5235, 63291), (5933, 55845), (6205, 53397), (11169, 29665), (13005, 25477), (15705, 21097), (17799, 18615)]