75223215

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 143856000

約数和(自身を除く): 68632785

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 73, 85, 135, 153, 219, 255, 365, 449, 459, 657, 765, 1095, 1241, 1347, 1971, 2245, 2295, 3285, 3723, 4041, 6205, 6735, 7633, 9855, 11169, 12123, 18615, 20205, 22899, 32777, 33507, 38165, 55845, 60615, 68697, 98331, 114495, 163885, 167535, 206091, 294993, 343485, 491655, 557209, 884979, 1030455, 1474965, 1671627, 2786045, 4424895, 5014881, 8358135, 15044643, 25074405, 75223215]

約数ペア:

[(1, 75223215), (3, 25074405), (5, 15044643), (9, 8358135), (15, 5014881), (17, 4424895), (27, 2786045), (45, 1671627), (51, 1474965), (73, 1030455), (85, 884979), (135, 557209), (153, 491655), (219, 343485), (255, 294993), (365, 206091), (449, 167535), (459, 163885), (657, 114495), (765, 98331), (1095, 68697), (1241, 60615), (1347, 55845), (1971, 38165), (2245, 33507), (2295, 32777), (3285, 22899), (3723, 20205), (4041, 18615), (6205, 12123), (6735, 11169), (7633, 9855)]