128488902

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 279797760

約数和(自身を除く): 151308858

約数列:

[1, 2, 3, 6, 23, 43, 46, 59, 69, 86, 118, 129, 138, 177, 258, 354, 367, 734, 989, 1101, 1357, 1978, 2202, 2537, 2714, 2967, 4071, 5074, 5934, 7611, 8142, 8441, 15222, 15781, 16882, 21653, 25323, 31562, 43306, 47343, 50646, 58351, 64959, 94686, 116702, 129918, 175053, 350106, 362963, 498019, 725926, 931079, 996038, 1088889, 1494057, 1862158, 2177778, 2793237, 2988114, 5586474, 21414817, 42829634, 64244451, 128488902]

約数ペア:

[(1, 128488902), (2, 64244451), (3, 42829634), (6, 21414817), (23, 5586474), (43, 2988114), (46, 2793237), (59, 2177778), (69, 1862158), (86, 1494057), (118, 1088889), (129, 996038), (138, 931079), (177, 725926), (258, 498019), (354, 362963), (367, 350106), (734, 175053), (989, 129918), (1101, 116702), (1357, 94686), (1978, 64959), (2202, 58351), (2537, 50646), (2714, 47343), (2967, 43306), (4071, 31562), (5074, 25323), (5934, 21653), (7611, 16882), (8142, 15781), (8441, 15222)]