27091248569

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{691}}^1$

素因数の和:1278

約数の個数: 64

約数和(自身を含む): 36475951104

約数和(自身を除く): 9384702535

約数列:

[1, 7, 11, 17, 61, 77, 119, 187, 427, 491, 671, 691, 1037, 1309, 3437, 4697, 4837, 5401, 7259, 7601, 8347, 11407, 11747, 29951, 37807, 42151, 53207, 58429, 79849, 82229, 91817, 129217, 209657, 295057, 329461, 339281, 463661, 509167, 642719, 716567, 904519, 2306227, 2374967, 3245627, 3564169, 3732091, 5015969, 5600837, 5767777, 7882237, 20696141, 26124637, 39205859, 40374439, 55175659, 63445547, 144872987, 227657551, 351834397, 444118829, 1593602857, 2462840779, 3870178367, 27091248569]

約数ペア:

[(1, 27091248569), (7, 3870178367), (11, 2462840779), (17, 1593602857), (61, 444118829), (77, 351834397), (119, 227657551), (187, 144872987), (427, 63445547), (491, 55175659), (671, 40374439), (691, 39205859), (1037, 26124637), (1309, 20696141), (3437, 7882237), (4697, 5767777), (4837, 5600837), (5401, 5015969), (7259, 3732091), (7601, 3564169), (8347, 3245627), (11407, 2374967), (11747, 2306227), (29951, 904519), (37807, 716567), (42151, 642719), (53207, 509167), (58429, 463661), (79849, 339281), (82229, 329461), (91817, 295057), (129217, 209657)]