3940392378

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{641}}^1\times {\mathrm{1487}}^1$

素因数の和:2199

約数の個数: 64

約数和(自身を含む): 8666445312

約数和(自身を除く): 4726052934

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 641, 689, 1282, 1378, 1487, 1923, 2067, 2974, 3846, 4134, 4461, 8333, 8922, 16666, 19331, 24999, 33973, 38662, 49998, 57993, 67946, 78811, 101919, 115986, 157622, 203838, 236433, 441649, 472866, 883298, 953167, 1024543, 1324947, 1906334, 2049086, 2649894, 2859501, 3073629, 5719002, 6147258, 12391171, 24782342, 37173513, 50517851, 74347026, 101035702, 151553553, 303107106, 656732063, 1313464126, 1970196189, 3940392378]

約数ペア:

[(1, 3940392378), (2, 1970196189), (3, 1313464126), (6, 656732063), (13, 303107106), (26, 151553553), (39, 101035702), (53, 74347026), (78, 50517851), (106, 37173513), (159, 24782342), (318, 12391171), (641, 6147258), (689, 5719002), (1282, 3073629), (1378, 2859501), (1487, 2649894), (1923, 2049086), (2067, 1906334), (2974, 1324947), (3846, 1024543), (4134, 953167), (4461, 883298), (8333, 472866), (8922, 441649), (16666, 236433), (19331, 203838), (24999, 157622), (33973, 115986), (38662, 101919), (49998, 78811), (57993, 67946)]