28680402

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 63431424

約数和(自身を除く): 34751022

約数列:

[1, 2, 3, 6, 23, 37, 41, 46, 69, 74, 82, 111, 123, 137, 138, 222, 246, 274, 411, 822, 851, 943, 1517, 1702, 1886, 2553, 2829, 3034, 3151, 4551, 5069, 5106, 5617, 5658, 6302, 9102, 9453, 10138, 11234, 15207, 16851, 18906, 30414, 33702, 34891, 69782, 104673, 116587, 129191, 207829, 209346, 233174, 258382, 349761, 387573, 415658, 623487, 699522, 775146, 1246974, 4780067, 9560134, 14340201, 28680402]

約数ペア:

[(1, 28680402), (2, 14340201), (3, 9560134), (6, 4780067), (23, 1246974), (37, 775146), (41, 699522), (46, 623487), (69, 415658), (74, 387573), (82, 349761), (111, 258382), (123, 233174), (137, 209346), (138, 207829), (222, 129191), (246, 116587), (274, 104673), (411, 69782), (822, 34891), (851, 33702), (943, 30414), (1517, 18906), (1702, 16851), (1886, 15207), (2553, 11234), (2829, 10138), (3034, 9453), (3151, 9102), (4551, 6302), (5069, 5658), (5106, 5617)]