28453356

素因数分解:

$2^2\times 3^5\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 75797904

約数和(自身を除く): 47344548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 73, 81, 108, 146, 162, 219, 243, 292, 324, 401, 438, 486, 657, 802, 876, 972, 1203, 1314, 1604, 1971, 2406, 2628, 3609, 3942, 4812, 5913, 7218, 7884, 10827, 11826, 14436, 17739, 21654, 23652, 29273, 32481, 35478, 43308, 58546, 64962, 70956, 87819, 97443, 117092, 129924, 175638, 194886, 263457, 351276, 389772, 526914, 790371, 1053828, 1580742, 2371113, 3161484, 4742226, 7113339, 9484452, 14226678, 28453356]

約数ペア:

[(1, 28453356), (2, 14226678), (3, 9484452), (4, 7113339), (6, 4742226), (9, 3161484), (12, 2371113), (18, 1580742), (27, 1053828), (36, 790371), (54, 526914), (73, 389772), (81, 351276), (108, 263457), (146, 194886), (162, 175638), (219, 129924), (243, 117092), (292, 97443), (324, 87819), (401, 70956), (438, 64962), (486, 58546), (657, 43308), (802, 35478), (876, 32481), (972, 29273), (1203, 23652), (1314, 21654), (1604, 17739), (1971, 14436), (2406, 11826), (2628, 10827), (3609, 7884), (3942, 7218), (4812, 5913)]