1991152968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{166931}}^1$

素因数の和:167018

約数の個数: 64

約数和(自身を含む): 5769169920

約数和(自身を除く): 3778016952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 71, 84, 142, 168, 213, 284, 426, 497, 568, 852, 994, 1491, 1704, 1988, 2982, 3976, 5964, 11928, 166931, 333862, 500793, 667724, 1001586, 1168517, 1335448, 2003172, 2337034, 3505551, 4006344, 4674068, 7011102, 9348136, 11852101, 14022204, 23704202, 28044408, 35556303, 47408404, 71112606, 82964707, 94816808, 142225212, 165929414, 248894121, 284450424, 331858828, 497788242, 663717656, 995576484, 1991152968]

約数ペア:

[(1, 1991152968), (2, 995576484), (3, 663717656), (4, 497788242), (6, 331858828), (7, 284450424), (8, 248894121), (12, 165929414), (14, 142225212), (21, 94816808), (24, 82964707), (28, 71112606), (42, 47408404), (56, 35556303), (71, 28044408), (84, 23704202), (142, 14022204), (168, 11852101), (213, 9348136), (284, 7011102), (426, 4674068), (497, 4006344), (568, 3505551), (852, 2337034), (994, 2003172), (1491, 1335448), (1704, 1168517), (1988, 1001586), (2982, 667724), (3976, 500793), (5964, 333862), (11928, 166931)]