206721585

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9511}}^1$

素因数の和:9555

約数の個数: 64

約数和(自身を含む): 438312960

約数和(自身を除く): 231591375

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 63, 69, 105, 115, 135, 161, 189, 207, 315, 345, 483, 621, 805, 945, 1035, 1449, 2415, 3105, 4347, 7245, 9511, 21735, 28533, 47555, 66577, 85599, 142665, 199731, 218753, 256797, 332885, 427995, 599193, 656259, 998655, 1093765, 1283985, 1531271, 1797579, 1968777, 2995965, 3281295, 4593813, 5906331, 7656355, 8987895, 9843885, 13781439, 22969065, 29531655, 41344317, 68907195, 206721585]

約数ペア:

[(1, 206721585), (3, 68907195), (5, 41344317), (7, 29531655), (9, 22969065), (15, 13781439), (21, 9843885), (23, 8987895), (27, 7656355), (35, 5906331), (45, 4593813), (63, 3281295), (69, 2995965), (105, 1968777), (115, 1797579), (135, 1531271), (161, 1283985), (189, 1093765), (207, 998655), (315, 656259), (345, 599193), (483, 427995), (621, 332885), (805, 256797), (945, 218753), (1035, 199731), (1449, 142665), (2415, 85599), (3105, 66577), (4347, 47555), (7245, 28533), (9511, 21735)]