266867643

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 443013120

約数和(自身を除く): 176145477

約数列:

[1, 3, 7, 21, 23, 37, 69, 109, 111, 137, 161, 259, 327, 411, 483, 763, 777, 851, 959, 2289, 2507, 2553, 2877, 3151, 4033, 5069, 5957, 7521, 9453, 12099, 14933, 15207, 17549, 17871, 22057, 28231, 35483, 44799, 52647, 66171, 84693, 92759, 104531, 106449, 116587, 278277, 313593, 343459, 349761, 552521, 649313, 816109, 1030377, 1657563, 1947939, 2404213, 2448327, 3867647, 7212639, 11602941, 12707983, 38123949, 88955881, 266867643]

約数ペア:

[(1, 266867643), (3, 88955881), (7, 38123949), (21, 12707983), (23, 11602941), (37, 7212639), (69, 3867647), (109, 2448327), (111, 2404213), (137, 1947939), (161, 1657563), (259, 1030377), (327, 816109), (411, 649313), (483, 552521), (763, 349761), (777, 343459), (851, 313593), (959, 278277), (2289, 116587), (2507, 106449), (2553, 104531), (2877, 92759), (3151, 84693), (4033, 66171), (5069, 52647), (5957, 44799), (7521, 35483), (9453, 28231), (12099, 22057), (14933, 17871), (15207, 17549)]