2078996895

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21067}}^1$

素因数の和:21141

約数の個数: 64

約数和(自身を含む): 4004605440

約数和(自身を除く): 1925608545

約数列:

[1, 3, 5, 9, 15, 17, 27, 43, 45, 51, 85, 129, 135, 153, 215, 255, 387, 459, 645, 731, 765, 1161, 1935, 2193, 2295, 3655, 5805, 6579, 10965, 19737, 21067, 32895, 63201, 98685, 105335, 189603, 316005, 358139, 568809, 905881, 948015, 1074417, 1790695, 2717643, 2844045, 3223251, 4529405, 5372085, 8152929, 9669753, 13588215, 15399977, 16116255, 24458787, 40764645, 46199931, 48348765, 76999885, 122293935, 138599793, 230999655, 415799379, 692998965, 2078996895]

約数ペア:

[(1, 2078996895), (3, 692998965), (5, 415799379), (9, 230999655), (15, 138599793), (17, 122293935), (27, 76999885), (43, 48348765), (45, 46199931), (51, 40764645), (85, 24458787), (129, 16116255), (135, 15399977), (153, 13588215), (215, 9669753), (255, 8152929), (387, 5372085), (459, 4529405), (645, 3223251), (731, 2844045), (765, 2717643), (1161, 1790695), (1935, 1074417), (2193, 948015), (2295, 905881), (3655, 568809), (5805, 358139), (6579, 316005), (10965, 189603), (19737, 105335), (21067, 98685), (32895, 63201)]