277531758

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:481

約数の個数: 112

約数和(自身を含む): 725262336

約数和(自身を除く): 447730578

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 71, 81, 126, 142, 162, 189, 213, 243, 378, 383, 426, 486, 497, 567, 639, 729, 766, 994, 1134, 1149, 1278, 1458, 1491, 1701, 1917, 2298, 2681, 2982, 3402, 3447, 3834, 4473, 5103, 5362, 5751, 6894, 8043, 8946, 10206, 10341, 11502, 13419, 16086, 17253, 20682, 24129, 26838, 27193, 31023, 34506, 40257, 48258, 51759, 54386, 62046, 72387, 80514, 81579, 93069, 103518, 120771, 144774, 163158, 186138, 190351, 217161, 241542, 244737, 279207, 362313, 380702, 434322, 489474, 558414, 571053, 651483, 724626, 734211, 1142106, 1302966, 1468422, 1713159, 1954449, 2202633, 3426318, 3908898, 4405266, 5139477, 6607899, 10278954, 13215798, 15418431, 19823697, 30836862, 39647394, 46255293, 92510586, 138765879, 277531758]

約数ペア:

[(1, 277531758), (2, 138765879), (3, 92510586), (6, 46255293), (7, 39647394), (9, 30836862), (14, 19823697), (18, 15418431), (21, 13215798), (27, 10278954), (42, 6607899), (54, 5139477), (63, 4405266), (71, 3908898), (81, 3426318), (126, 2202633), (142, 1954449), (162, 1713159), (189, 1468422), (213, 1302966), (243, 1142106), (378, 734211), (383, 724626), (426, 651483), (486, 571053), (497, 558414), (567, 489474), (639, 434322), (729, 380702), (766, 362313), (994, 279207), (1134, 244737), (1149, 241542), (1278, 217161), (1458, 190351), (1491, 186138), (1701, 163158), (1917, 144774), (2298, 120771), (2681, 103518), (2982, 93069), (3402, 81579), (3447, 80514), (3834, 72387), (4473, 62046), (5103, 54386), (5362, 51759), (5751, 48258), (6894, 40257), (8043, 34506), (8946, 31023), (10206, 27193), (10341, 26838), (11502, 24129), (13419, 20682), (16086, 17253)]