66563955

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 122181696

約数和(自身を除く): 55617741

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 73, 115, 207, 219, 345, 365, 657, 881, 1035, 1095, 1679, 2643, 3285, 4405, 5037, 7929, 8395, 13215, 15111, 20263, 25185, 39645, 60789, 64313, 75555, 101315, 182367, 192939, 303945, 321565, 578817, 911835, 964695, 1479199, 2894085, 4437597, 7395995, 13312791, 22187985, 66563955]

約数ペア:

[(1, 66563955), (3, 22187985), (5, 13312791), (9, 7395995), (15, 4437597), (23, 2894085), (45, 1479199), (69, 964695), (73, 911835), (115, 578817), (207, 321565), (219, 303945), (345, 192939), (365, 182367), (657, 101315), (881, 75555), (1035, 64313), (1095, 60789), (1679, 39645), (2643, 25185), (3285, 20263), (4405, 15111), (5037, 13215), (7929, 8395)]