261575892

素因数分解:

$2^2\times 3^5\times {\mathrm{31}}^1\times {\mathrm{8681}}^1$

素因数の和:8731

約数の個数: 72

約数和(自身を含む): 707895552

約数和(自身を除く): 446319660

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 81, 93, 108, 124, 162, 186, 243, 279, 324, 372, 486, 558, 837, 972, 1116, 1674, 2511, 3348, 5022, 7533, 8681, 10044, 15066, 17362, 26043, 30132, 34724, 52086, 78129, 104172, 156258, 234387, 269111, 312516, 468774, 538222, 703161, 807333, 937548, 1076444, 1406322, 1614666, 2109483, 2421999, 2812644, 3229332, 4218966, 4843998, 7265997, 8437932, 9687996, 14531994, 21797991, 29063988, 43595982, 65393973, 87191964, 130787946, 261575892]

約数ペア:

[(1, 261575892), (2, 130787946), (3, 87191964), (4, 65393973), (6, 43595982), (9, 29063988), (12, 21797991), (18, 14531994), (27, 9687996), (31, 8437932), (36, 7265997), (54, 4843998), (62, 4218966), (81, 3229332), (93, 2812644), (108, 2421999), (124, 2109483), (162, 1614666), (186, 1406322), (243, 1076444), (279, 937548), (324, 807333), (372, 703161), (486, 538222), (558, 468774), (837, 312516), (972, 269111), (1116, 234387), (1674, 156258), (2511, 104172), (3348, 78129), (5022, 52086), (7533, 34724), (8681, 30132), (10044, 26043), (15066, 17362)]