161844174

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{991}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 360881664

約数和(自身を除く): 199037490

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 211, 258, 387, 422, 633, 774, 991, 1266, 1899, 1982, 2973, 3798, 5946, 8919, 9073, 17838, 18146, 27219, 42613, 54438, 81657, 85226, 127839, 163314, 209101, 255678, 383517, 418202, 627303, 767034, 1254606, 1881909, 3763818, 8991343, 17982686, 26974029, 53948058, 80922087, 161844174]

約数ペア:

[(1, 161844174), (2, 80922087), (3, 53948058), (6, 26974029), (9, 17982686), (18, 8991343), (43, 3763818), (86, 1881909), (129, 1254606), (211, 767034), (258, 627303), (387, 418202), (422, 383517), (633, 255678), (774, 209101), (991, 163314), (1266, 127839), (1899, 85226), (1982, 81657), (2973, 54438), (3798, 42613), (5946, 27219), (8919, 18146), (9073, 17838)]