254201948

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{63487}}^1$

素因数の和:63522

約数の個数: 48

約数和(自身を含む): 597295104

約数和(自身を除く): 343093156

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 63487, 126974, 253948, 444409, 698357, 825331, 888818, 1396714, 1650662, 1777636, 2793428, 3301324, 4888499, 5777317, 9078641, 9776998, 11554634, 18157282, 19553996, 23109268, 36314564, 63550487, 127100974, 254201948]

約数ペア:

[(1, 254201948), (2, 127100974), (4, 63550487), (7, 36314564), (11, 23109268), (13, 19553996), (14, 18157282), (22, 11554634), (26, 9776998), (28, 9078641), (44, 5777317), (52, 4888499), (77, 3301324), (91, 2793428), (143, 1777636), (154, 1650662), (182, 1396714), (286, 888818), (308, 825331), (364, 698357), (572, 444409), (1001, 253948), (2002, 126974), (4004, 63487)]