254755886

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 495396864

約数和(自身を除く): 240640978

約数列:

[1, 2, 7, 11, 14, 22, 47, 61, 77, 94, 122, 154, 329, 427, 517, 577, 658, 671, 854, 1034, 1154, 1342, 2867, 3619, 4039, 4697, 5734, 6347, 7238, 8078, 9394, 12694, 20069, 27119, 31537, 35197, 40138, 44429, 54238, 63074, 70394, 88858, 189833, 220759, 246379, 298309, 379666, 387167, 441518, 492758, 596618, 774334, 1654259, 2088163, 2710169, 3308518, 4176326, 5420338, 11579813, 18196849, 23159626, 36393698, 127377943, 254755886]

約数ペア:

[(1, 254755886), (2, 127377943), (7, 36393698), (11, 23159626), (14, 18196849), (22, 11579813), (47, 5420338), (61, 4176326), (77, 3308518), (94, 2710169), (122, 2088163), (154, 1654259), (329, 774334), (427, 596618), (517, 492758), (577, 441518), (658, 387167), (671, 379666), (854, 298309), (1034, 246379), (1154, 220759), (1342, 189833), (2867, 88858), (3619, 70394), (4039, 63074), (4697, 54238), (5734, 44429), (6347, 40138), (7238, 35197), (8078, 31537), (9394, 27119), (12694, 20069)]