28245776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{593}}^1$

素因数の和:843

約数の個数: 40

約数和(自身を含む): 59293080

約数和(自身を除く): 31047304

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 229, 458, 593, 916, 1186, 1832, 2372, 2977, 3664, 4744, 5954, 7709, 9488, 11908, 15418, 23816, 30836, 47632, 61672, 123344, 135797, 271594, 543188, 1086376, 1765361, 2172752, 3530722, 7061444, 14122888, 28245776]

約数ペア:

[(1, 28245776), (2, 14122888), (4, 7061444), (8, 3530722), (13, 2172752), (16, 1765361), (26, 1086376), (52, 543188), (104, 271594), (208, 135797), (229, 123344), (458, 61672), (593, 47632), (916, 30836), (1186, 23816), (1832, 15418), (2372, 11908), (2977, 9488), (3664, 7709), (4744, 5954)]