25913778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 60521472

約数和(自身を除く): 34607694

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 43, 46, 66, 69, 86, 129, 138, 253, 258, 397, 473, 506, 759, 794, 946, 989, 1191, 1419, 1518, 1978, 2382, 2838, 2967, 4367, 5934, 8734, 9131, 10879, 13101, 17071, 18262, 21758, 26202, 27393, 32637, 34142, 51213, 54786, 65274, 100441, 102426, 187781, 200882, 301323, 375562, 392633, 563343, 602646, 785266, 1126686, 1177899, 2355798, 4318963, 8637926, 12956889, 25913778]

約数ペア:

[(1, 25913778), (2, 12956889), (3, 8637926), (6, 4318963), (11, 2355798), (22, 1177899), (23, 1126686), (33, 785266), (43, 602646), (46, 563343), (66, 392633), (69, 375562), (86, 301323), (129, 200882), (138, 187781), (253, 102426), (258, 100441), (397, 65274), (473, 54786), (506, 51213), (759, 34142), (794, 32637), (946, 27393), (989, 26202), (1191, 21758), (1419, 18262), (1518, 17071), (1978, 13101), (2382, 10879), (2838, 9131), (2967, 8734), (4367, 5934)]