217685468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54367}}^1$

素因数の和:54402

約数の個数: 48

約数和(自身を含む): 511494144

約数和(自身を除く): 293808676

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, 54367, 108734, 217468, 380569, 598037, 706771, 761138, 1196074, 1413542, 1522276, 2392148, 2827084, 4186259, 4947397, 7774481, 8372518, 9894794, 15548962, 16745036, 19789588, 31097924, 54421367, 108842734, 217685468]

約数ペア:

[(1, 217685468), (2, 108842734), (4, 54421367), (7, 31097924), (11, 19789588), (13, 16745036), (14, 15548962), (22, 9894794), (26, 8372518), (28, 7774481), (44, 4947397), (52, 4186259), (77, 2827084), (91, 2392148), (143, 1522276), (154, 1413542), (182, 1196074), (286, 761138), (308, 706771), (364, 598037), (572, 380569), (1001, 217468), (2002, 108734), (4004, 54367)]