42554638

素因数分解:

$2^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 64

約数和(自身を含む): 81648000

約数和(自身を除く): 39093362

約数列:

[1, 2, 7, 14, 17, 34, 41, 49, 82, 89, 98, 119, 178, 238, 287, 343, 574, 623, 686, 697, 833, 1246, 1394, 1513, 1666, 2009, 3026, 3649, 4018, 4361, 4879, 5831, 7298, 8722, 9758, 10591, 11662, 14063, 21182, 25543, 28126, 30527, 34153, 51086, 61054, 62033, 68306, 74137, 124066, 148274, 178801, 239071, 357602, 434231, 478142, 518959, 868462, 1037918, 1251607, 2503214, 3039617, 6079234, 21277319, 42554638]

約数ペア:

[(1, 42554638), (2, 21277319), (7, 6079234), (14, 3039617), (17, 2503214), (34, 1251607), (41, 1037918), (49, 868462), (82, 518959), (89, 478142), (98, 434231), (119, 357602), (178, 239071), (238, 178801), (287, 148274), (343, 124066), (574, 74137), (623, 68306), (686, 62033), (697, 61054), (833, 51086), (1246, 34153), (1394, 30527), (1513, 28126), (1666, 25543), (2009, 21182), (3026, 14063), (3649, 11662), (4018, 10591), (4361, 9758), (4879, 8722), (5831, 7298)]