550728178

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{1151}}^1$

素因数の和:1423

約数の個数: 64

約数和(自身を含む): 1114767360

約数和(自身を除く): 564039182

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 239, 286, 478, 1001, 1151, 1673, 2002, 2302, 2629, 3107, 3346, 5258, 6214, 8057, 12661, 14963, 16114, 18403, 21749, 25322, 29926, 34177, 36806, 43498, 68354, 88627, 104741, 164593, 177254, 209482, 239239, 275089, 329186, 478478, 550178, 1152151, 1925623, 2304302, 3025979, 3576157, 3851246, 6051958, 7152314, 21181853, 25033099, 39337727, 42363706, 50066198, 78675454, 275364089, 550728178]

約数ペア:

[(1, 550728178), (2, 275364089), (7, 78675454), (11, 50066198), (13, 42363706), (14, 39337727), (22, 25033099), (26, 21181853), (77, 7152314), (91, 6051958), (143, 3851246), (154, 3576157), (182, 3025979), (239, 2304302), (286, 1925623), (478, 1152151), (1001, 550178), (1151, 478478), (1673, 329186), (2002, 275089), (2302, 239239), (2629, 209482), (3107, 177254), (3346, 164593), (5258, 104741), (6214, 88627), (8057, 68354), (12661, 43498), (14963, 36806), (16114, 34177), (18403, 29926), (21749, 25322)]