642253136

素因数分解:

$2^4\times 7^1\times {\mathrm{587}}^1\times {\mathrm{9769}}^1$

素因数の和:10371

約数の個数: 40

約数和(自身を含む): 1424700480

約数和(自身を除く): 782447344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 587, 1174, 2348, 4109, 4696, 8218, 9392, 9769, 16436, 19538, 32872, 39076, 65744, 68383, 78152, 136766, 156304, 273532, 547064, 1094128, 5734403, 11468806, 22937612, 40140821, 45875224, 80281642, 91750448, 160563284, 321126568, 642253136]

約数ペア:

[(1, 642253136), (2, 321126568), (4, 160563284), (7, 91750448), (8, 80281642), (14, 45875224), (16, 40140821), (28, 22937612), (56, 11468806), (112, 5734403), (587, 1094128), (1174, 547064), (2348, 273532), (4109, 156304), (4696, 136766), (8218, 78152), (9392, 68383), (9769, 65744), (16436, 39076), (19538, 32872)]