40025601

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 75688704

約数和(自身を除く): 35663103

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 49, 63, 77, 99, 111, 147, 223, 231, 259, 333, 407, 441, 539, 669, 693, 777, 1221, 1561, 1617, 1813, 2007, 2331, 2453, 2849, 3663, 4683, 4851, 5439, 7359, 8251, 8547, 10927, 14049, 16317, 17171, 19943, 22077, 24753, 25641, 32781, 51513, 57757, 59829, 74259, 90761, 98343, 120197, 154539, 173271, 179487, 272283, 360591, 404299, 519813, 635327, 816849, 1081773, 1212897, 1905981, 3638691, 4447289, 5717943, 13341867, 40025601]

約数ペア:

[(1, 40025601), (3, 13341867), (7, 5717943), (9, 4447289), (11, 3638691), (21, 1905981), (33, 1212897), (37, 1081773), (49, 816849), (63, 635327), (77, 519813), (99, 404299), (111, 360591), (147, 272283), (223, 179487), (231, 173271), (259, 154539), (333, 120197), (407, 98343), (441, 90761), (539, 74259), (669, 59829), (693, 57757), (777, 51513), (1221, 32781), (1561, 25641), (1617, 24753), (1813, 22077), (2007, 19943), (2331, 17171), (2453, 16317), (2849, 14049), (3663, 10927), (4683, 8547), (4851, 8251), (5439, 7359)]