28677474

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 74680320

約数和(自身を除く): 46002846

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 43, 63, 67, 79, 86, 126, 129, 134, 158, 201, 237, 258, 301, 387, 402, 469, 474, 553, 602, 603, 711, 774, 903, 938, 1106, 1206, 1407, 1422, 1659, 1806, 2709, 2814, 2881, 3318, 3397, 4221, 4977, 5293, 5418, 5762, 6794, 8442, 8643, 9954, 10191, 10586, 15879, 17286, 20167, 20382, 23779, 25929, 30573, 31758, 37051, 40334, 47558, 47637, 51858, 60501, 61146, 71337, 74102, 95274, 111153, 121002, 142674, 181503, 214011, 222306, 227599, 333459, 363006, 428022, 455198, 666918, 682797, 1365594, 1593193, 2048391, 3186386, 4096782, 4779579, 9559158, 14338737, 28677474]

約数ペア:

[(1, 28677474), (2, 14338737), (3, 9559158), (6, 4779579), (7, 4096782), (9, 3186386), (14, 2048391), (18, 1593193), (21, 1365594), (42, 682797), (43, 666918), (63, 455198), (67, 428022), (79, 363006), (86, 333459), (126, 227599), (129, 222306), (134, 214011), (158, 181503), (201, 142674), (237, 121002), (258, 111153), (301, 95274), (387, 74102), (402, 71337), (469, 61146), (474, 60501), (553, 51858), (602, 47637), (603, 47558), (711, 40334), (774, 37051), (903, 31758), (938, 30573), (1106, 25929), (1206, 23779), (1407, 20382), (1422, 20167), (1659, 17286), (1806, 15879), (2709, 10586), (2814, 10191), (2881, 9954), (3318, 8643), (3397, 8442), (4221, 6794), (4977, 5762), (5293, 5418)]