213779748

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{27967}}^1$

素因数の和:28001

約数の個数: 72

約数和(自身を含む): 624916992

約数和(自身を除く): 411137244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3822, 7644, 27967, 55934, 83901, 111868, 167802, 195769, 335604, 363571, 391538, 587307, 727142, 783076, 1090713, 1174614, 1370383, 1454284, 2181426, 2349228, 2544997, 2740766, 4111149, 4362852, 5089994, 5481532, 7634991, 8222298, 10179988, 15269982, 16444596, 17814979, 30539964, 35629958, 53444937, 71259916, 106889874, 213779748]

約数ペア:

[(1, 213779748), (2, 106889874), (3, 71259916), (4, 53444937), (6, 35629958), (7, 30539964), (12, 17814979), (13, 16444596), (14, 15269982), (21, 10179988), (26, 8222298), (28, 7634991), (39, 5481532), (42, 5089994), (49, 4362852), (52, 4111149), (78, 2740766), (84, 2544997), (91, 2349228), (98, 2181426), (147, 1454284), (156, 1370383), (182, 1174614), (196, 1090713), (273, 783076), (294, 727142), (364, 587307), (546, 391538), (588, 363571), (637, 335604), (1092, 195769), (1274, 167802), (1911, 111868), (2548, 83901), (3822, 55934), (7644, 27967)]