64917237

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 116563968

約数和(自身を除く): 51646731

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 61, 77, 119, 183, 187, 231, 271, 357, 427, 561, 671, 813, 1037, 1281, 1309, 1897, 2013, 2981, 3111, 3927, 4607, 4697, 5691, 7259, 8943, 11407, 13821, 14091, 16531, 20867, 21777, 32249, 34221, 49593, 50677, 62601, 79849, 96747, 115717, 152031, 181841, 239547, 281027, 347151, 354739, 545523, 843081, 1064217, 1272887, 1967189, 3091297, 3818661, 5901567, 9273891, 21639079, 64917237]

約数ペア:

[(1, 64917237), (3, 21639079), (7, 9273891), (11, 5901567), (17, 3818661), (21, 3091297), (33, 1967189), (51, 1272887), (61, 1064217), (77, 843081), (119, 545523), (183, 354739), (187, 347151), (231, 281027), (271, 239547), (357, 181841), (427, 152031), (561, 115717), (671, 96747), (813, 79849), (1037, 62601), (1281, 50677), (1309, 49593), (1897, 34221), (2013, 32249), (2981, 21777), (3111, 20867), (3927, 16531), (4607, 14091), (4697, 13821), (5691, 11407), (7259, 8943)]