258779115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{10399}}^1$

素因数の和:10496

約数の個数: 48

約数和(自身を含む): 519168000

約数和(自身を除く): 260388885

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 315, 395, 553, 711, 1185, 1659, 2765, 3555, 4977, 8295, 10399, 24885, 31197, 51995, 72793, 93591, 155985, 218379, 363965, 467955, 655137, 821521, 1091895, 2464563, 3275685, 4107605, 5750647, 7393689, 12322815, 17251941, 28753235, 36968445, 51755823, 86259705, 258779115]

約数ペア:

[(1, 258779115), (3, 86259705), (5, 51755823), (7, 36968445), (9, 28753235), (15, 17251941), (21, 12322815), (35, 7393689), (45, 5750647), (63, 4107605), (79, 3275685), (105, 2464563), (237, 1091895), (315, 821521), (395, 655137), (553, 467955), (711, 363965), (1185, 218379), (1659, 155985), (2765, 93591), (3555, 72793), (4977, 51995), (8295, 31197), (10399, 24885)]