31399368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1307}}^1$

素因数の和:1347

約数の個数: 128

約数和(自身を含む): 105477120

約数和(自身を除く): 74077752

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 21, 22, 24, 26, 28, 33, 39, 42, 44, 52, 56, 66, 77, 78, 84, 88, 91, 104, 132, 143, 154, 156, 168, 182, 231, 264, 273, 286, 308, 312, 364, 429, 462, 546, 572, 616, 728, 858, 924, 1001, 1092, 1144, 1307, 1716, 1848, 2002, 2184, 2614, 3003, 3432, 3921, 4004, 5228, 6006, 7842, 8008, 9149, 10456, 12012, 14377, 15684, 16991, 18298, 24024, 27447, 28754, 31368, 33982, 36596, 43131, 50973, 54894, 57508, 67964, 73192, 86262, 100639, 101946, 109788, 115016, 118937, 135928, 172524, 186901, 201278, 203892, 219576, 237874, 301917, 345048, 356811, 373802, 402556, 407784, 475748, 560703, 603834, 713622, 747604, 805112, 951496, 1121406, 1207668, 1308307, 1427244, 1495208, 2242812, 2415336, 2616614, 2854488, 3924921, 4485624, 5233228, 7849842, 10466456, 15699684, 31399368]

約数ペア:

[(1, 31399368), (2, 15699684), (3, 10466456), (4, 7849842), (6, 5233228), (7, 4485624), (8, 3924921), (11, 2854488), (12, 2616614), (13, 2415336), (14, 2242812), (21, 1495208), (22, 1427244), (24, 1308307), (26, 1207668), (28, 1121406), (33, 951496), (39, 805112), (42, 747604), (44, 713622), (52, 603834), (56, 560703), (66, 475748), (77, 407784), (78, 402556), (84, 373802), (88, 356811), (91, 345048), (104, 301917), (132, 237874), (143, 219576), (154, 203892), (156, 201278), (168, 186901), (182, 172524), (231, 135928), (264, 118937), (273, 115016), (286, 109788), (308, 101946), (312, 100639), (364, 86262), (429, 73192), (462, 67964), (546, 57508), (572, 54894), (616, 50973), (728, 43131), (858, 36596), (924, 33982), (1001, 31368), (1092, 28754), (1144, 27447), (1307, 24024), (1716, 18298), (1848, 16991), (2002, 15684), (2184, 14377), (2614, 12012), (3003, 10456), (3432, 9149), (3921, 8008), (4004, 7842), (5228, 6006)]