156734578

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1$

素因数の和:1103

約数の個数: 64

約数和(自身を含む): 319979520

約数和(自身を除く): 163244942

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 79, 91, 143, 154, 158, 182, 286, 553, 869, 991, 1001, 1027, 1106, 1738, 1982, 2002, 2054, 6083, 6937, 7189, 10901, 11297, 12166, 12883, 13874, 14378, 21802, 22594, 25766, 76307, 78289, 79079, 90181, 141713, 152614, 156578, 158158, 180362, 283426, 548023, 861179, 991991, 1017757, 1096046, 1722358, 1983982, 2035514, 6028253, 7124299, 11195327, 12056506, 14248598, 22390654, 78367289, 156734578]

約数ペア:

[(1, 156734578), (2, 78367289), (7, 22390654), (11, 14248598), (13, 12056506), (14, 11195327), (22, 7124299), (26, 6028253), (77, 2035514), (79, 1983982), (91, 1722358), (143, 1096046), (154, 1017757), (158, 991991), (182, 861179), (286, 548023), (553, 283426), (869, 180362), (991, 158158), (1001, 156578), (1027, 152614), (1106, 141713), (1738, 90181), (1982, 79079), (2002, 78289), (2054, 76307), (6083, 25766), (6937, 22594), (7189, 21802), (10901, 14378), (11297, 13874), (12166, 12883)]