131929848

素因数分解:

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

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 366181920

約数和(自身を除く): 234252072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 991, 1032, 1548, 1849, 1982, 2973, 3096, 3698, 3964, 5547, 5946, 7396, 7928, 8919, 11094, 11892, 14792, 16641, 17838, 22188, 23784, 33282, 35676, 42613, 44376, 66564, 71352, 85226, 127839, 133128, 170452, 255678, 340904, 383517, 511356, 767034, 1022712, 1534068, 1832359, 3068136, 3664718, 5497077, 7329436, 10994154, 14658872, 16491231, 21988308, 32982462, 43976616, 65964924, 131929848]

約数ペア:

[(1, 131929848), (2, 65964924), (3, 43976616), (4, 32982462), (6, 21988308), (8, 16491231), (9, 14658872), (12, 10994154), (18, 7329436), (24, 5497077), (36, 3664718), (43, 3068136), (72, 1832359), (86, 1534068), (129, 1022712), (172, 767034), (258, 511356), (344, 383517), (387, 340904), (516, 255678), (774, 170452), (991, 133128), (1032, 127839), (1548, 85226), (1849, 71352), (1982, 66564), (2973, 44376), (3096, 42613), (3698, 35676), (3964, 33282), (5547, 23784), (5946, 22188), (7396, 17838), (7928, 16641), (8919, 14792), (11094, 11892)]