161956158

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1553}}^1$

素因数の和:1769

約数の個数: 64

約数和(自身を含む): 401006592

約数和(自身を除く): 239050434

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 191, 273, 382, 546, 573, 1146, 1337, 1553, 2483, 2674, 3106, 4011, 4659, 4966, 7449, 8022, 9318, 10871, 14898, 17381, 20189, 21742, 32613, 34762, 40378, 52143, 60567, 65226, 104286, 121134, 141323, 282646, 296623, 423969, 593246, 847938, 889869, 1779738, 2076361, 3856099, 4152722, 6229083, 7712198, 11568297, 12458166, 23136594, 26992693, 53985386, 80978079, 161956158]

約数ペア:

[(1, 161956158), (2, 80978079), (3, 53985386), (6, 26992693), (7, 23136594), (13, 12458166), (14, 11568297), (21, 7712198), (26, 6229083), (39, 4152722), (42, 3856099), (78, 2076361), (91, 1779738), (182, 889869), (191, 847938), (273, 593246), (382, 423969), (546, 296623), (573, 282646), (1146, 141323), (1337, 121134), (1553, 104286), (2483, 65226), (2674, 60567), (3106, 52143), (4011, 40378), (4659, 34762), (4966, 32613), (7449, 21742), (8022, 20189), (9318, 17381), (10871, 14898)]