863408

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{593}}^1$

素因数の和:621

約数の個数: 40

約数和(自身を含む): 2062368

約数和(自身を除く): 1198960

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 593, 728, 1186, 1456, 2372, 4151, 4744, 7709, 8302, 9488, 15418, 16604, 30836, 33208, 53963, 61672, 66416, 107926, 123344, 215852, 431704, 863408]

約数ペア:

[(1, 863408), (2, 431704), (4, 215852), (7, 123344), (8, 107926), (13, 66416), (14, 61672), (16, 53963), (26, 33208), (28, 30836), (52, 16604), (56, 15418), (91, 9488), (104, 8302), (112, 7709), (182, 4744), (208, 4151), (364, 2372), (593, 1456), (728, 1186)]