31271184

素因数分解:

$2^4\times 3^6\times 7^1\times {\mathrm{383}}^1$

素因数の和:416

約数の個数: 140

約数和(自身を含む): 104088576

約数和(自身を除く): 72817392

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 36, 42, 48, 54, 56, 63, 72, 81, 84, 108, 112, 126, 144, 162, 168, 189, 216, 243, 252, 324, 336, 378, 383, 432, 486, 504, 567, 648, 729, 756, 766, 972, 1008, 1134, 1149, 1296, 1458, 1512, 1532, 1701, 1944, 2268, 2298, 2681, 2916, 3024, 3064, 3402, 3447, 3888, 4536, 4596, 5103, 5362, 5832, 6128, 6804, 6894, 8043, 9072, 9192, 10206, 10341, 10724, 11664, 13608, 13788, 16086, 18384, 20412, 20682, 21448, 24129, 27216, 27576, 31023, 32172, 40824, 41364, 42896, 48258, 55152, 62046, 64344, 72387, 81648, 82728, 93069, 96516, 124092, 128688, 144774, 165456, 186138, 193032, 217161, 248184, 279207, 289548, 372276, 386064, 434322, 496368, 558414, 579096, 651483, 744552, 868644, 1116828, 1158192, 1302966, 1489104, 1737288, 1954449, 2233656, 2605932, 3474576, 3908898, 4467312, 5211864, 7817796, 10423728, 15635592, 31271184]

約数ペア:

[(1, 31271184), (2, 15635592), (3, 10423728), (4, 7817796), (6, 5211864), (7, 4467312), (8, 3908898), (9, 3474576), (12, 2605932), (14, 2233656), (16, 1954449), (18, 1737288), (21, 1489104), (24, 1302966), (27, 1158192), (28, 1116828), (36, 868644), (42, 744552), (48, 651483), (54, 579096), (56, 558414), (63, 496368), (72, 434322), (81, 386064), (84, 372276), (108, 289548), (112, 279207), (126, 248184), (144, 217161), (162, 193032), (168, 186138), (189, 165456), (216, 144774), (243, 128688), (252, 124092), (324, 96516), (336, 93069), (378, 82728), (383, 81648), (432, 72387), (486, 64344), (504, 62046), (567, 55152), (648, 48258), (729, 42896), (756, 41364), (766, 40824), (972, 32172), (1008, 31023), (1134, 27576), (1149, 27216), (1296, 24129), (1458, 21448), (1512, 20682), (1532, 20412), (1701, 18384), (1944, 16086), (2268, 13788), (2298, 13608), (2681, 11664), (2916, 10724), (3024, 10341), (3064, 10206), (3402, 9192), (3447, 9072), (3888, 8043), (4536, 6894), (4596, 6804), (5103, 6128), (5362, 5832)]