12777738428

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{38281}}^1$

素因数の和:38443

約数の個数: 72

約数和(自身を含む): 28227309264

約数和(自身を除く): 15449570836

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 131, 182, 196, 262, 364, 524, 637, 917, 1274, 1703, 1834, 2548, 3406, 3668, 6419, 6812, 11921, 12838, 23842, 25676, 38281, 47684, 76562, 83447, 153124, 166894, 267967, 333788, 497653, 535934, 995306, 1071868, 1875769, 1990612, 3483571, 3751538, 5014811, 6967142, 7503076, 10029622, 13934284, 20059244, 24384997, 35103677, 48769994, 65192543, 70207354, 97539988, 130385086, 140414708, 245725739, 260770172, 456347801, 491451478, 912695602, 982902956, 1825391204, 3194434607, 6388869214, 12777738428]

約数ペア:

[(1, 12777738428), (2, 6388869214), (4, 3194434607), (7, 1825391204), (13, 982902956), (14, 912695602), (26, 491451478), (28, 456347801), (49, 260770172), (52, 245725739), (91, 140414708), (98, 130385086), (131, 97539988), (182, 70207354), (196, 65192543), (262, 48769994), (364, 35103677), (524, 24384997), (637, 20059244), (917, 13934284), (1274, 10029622), (1703, 7503076), (1834, 6967142), (2548, 5014811), (3406, 3751538), (3668, 3483571), (6419, 1990612), (6812, 1875769), (11921, 1071868), (12838, 995306), (23842, 535934), (25676, 497653), (38281, 333788), (47684, 267967), (76562, 166894), (83447, 153124)]