8640258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 64

約数和(自身を含む): 20127744

約数和(自身を除く): 11487486

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 41, 62, 66, 82, 93, 103, 123, 186, 206, 246, 309, 341, 451, 618, 682, 902, 1023, 1133, 1271, 1353, 2046, 2266, 2542, 2706, 3193, 3399, 3813, 4223, 6386, 6798, 7626, 8446, 9579, 12669, 13981, 19158, 25338, 27962, 35123, 41943, 46453, 70246, 83886, 92906, 105369, 130913, 139359, 210738, 261826, 278718, 392739, 785478, 1440043, 2880086, 4320129, 8640258]

約数ペア:

[(1, 8640258), (2, 4320129), (3, 2880086), (6, 1440043), (11, 785478), (22, 392739), (31, 278718), (33, 261826), (41, 210738), (62, 139359), (66, 130913), (82, 105369), (93, 92906), (103, 83886), (123, 70246), (186, 46453), (206, 41943), (246, 35123), (309, 27962), (341, 25338), (451, 19158), (618, 13981), (682, 12669), (902, 9579), (1023, 8446), (1133, 7626), (1271, 6798), (1353, 6386), (2046, 4223), (2266, 3813), (2542, 3399), (2706, 3193)]