318431489614

素因数分解:

$2^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1\times {\mathrm{421}}^1\times {\mathrm{4007}}^1$

素因数の和:4673

約数の個数: 64

約数和(自身を含む): 556936289280

約数和(自身を除く): 238504799666

約数列:

[1, 2, 7, 14, 97, 139, 194, 278, 421, 679, 842, 973, 1358, 1946, 2947, 4007, 5894, 8014, 13483, 26966, 28049, 40837, 56098, 58519, 81674, 94381, 117038, 188762, 285859, 388679, 409633, 556973, 571718, 777358, 819266, 1113946, 1686947, 2720753, 3373894, 3898811, 5441506, 5676343, 7797622, 11352686, 11808629, 23617258, 39734401, 54026381, 79468802, 108052762, 163633859, 234485633, 327267718, 378184667, 468971266, 756369334, 1145437013, 1641399431, 2290874026, 3282798862, 22745106401, 45490212802, 159215744807, 318431489614]

約数ペア:

[(1, 318431489614), (2, 159215744807), (7, 45490212802), (14, 22745106401), (97, 3282798862), (139, 2290874026), (194, 1641399431), (278, 1145437013), (421, 756369334), (679, 468971266), (842, 378184667), (973, 327267718), (1358, 234485633), (1946, 163633859), (2947, 108052762), (4007, 79468802), (5894, 54026381), (8014, 39734401), (13483, 23617258), (26966, 11808629), (28049, 11352686), (40837, 7797622), (56098, 5676343), (58519, 5441506), (81674, 3898811), (94381, 3373894), (117038, 2720753), (188762, 1686947), (285859, 1113946), (388679, 819266), (409633, 777358), (556973, 571718)]