28197133055

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{6553}}^1$

素因数の和:6785

約数の個数: 64

約数和(自身を含む): 42721593600

約数和(自身を除く): 14524460545

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 193, 245, 343, 455, 637, 965, 1351, 1715, 2509, 3185, 4459, 6553, 6755, 9457, 12545, 17563, 22295, 32765, 45871, 47285, 66199, 85189, 87815, 122941, 229355, 321097, 330995, 425945, 596323, 614705, 860587, 1264729, 1605485, 2247679, 2981615, 4174261, 4302935, 6323645, 8853103, 11238395, 16441477, 20871305, 29219827, 44265515, 61971721, 82207385, 115090339, 146099135, 309858605, 433802047, 575451695, 805632373, 2169010235, 4028161865, 5639426611, 28197133055]

約数ペア:

[(1, 28197133055), (5, 5639426611), (7, 4028161865), (13, 2169010235), (35, 805632373), (49, 575451695), (65, 433802047), (91, 309858605), (193, 146099135), (245, 115090339), (343, 82207385), (455, 61971721), (637, 44265515), (965, 29219827), (1351, 20871305), (1715, 16441477), (2509, 11238395), (3185, 8853103), (4459, 6323645), (6553, 4302935), (6755, 4174261), (9457, 2981615), (12545, 2247679), (17563, 1605485), (22295, 1264729), (32765, 860587), (45871, 614705), (47285, 596323), (66199, 425945), (85189, 330995), (87815, 321097), (122941, 229355)]