28939712

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:493

約数の個数: 56

約数和(自身を含む): 61868304

約数和(自身を除く): 32928592

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 134, 136, 268, 272, 397, 536, 544, 794, 1072, 1088, 1139, 1588, 2144, 2278, 3176, 4288, 4556, 6352, 6749, 9112, 12704, 13498, 18224, 25408, 26599, 26996, 36448, 53198, 53992, 72896, 106396, 107984, 212792, 215968, 425584, 431936, 452183, 851168, 904366, 1702336, 1808732, 3617464, 7234928, 14469856, 28939712]

約数ペア:

[(1, 28939712), (2, 14469856), (4, 7234928), (8, 3617464), (16, 1808732), (17, 1702336), (32, 904366), (34, 851168), (64, 452183), (67, 431936), (68, 425584), (134, 215968), (136, 212792), (268, 107984), (272, 106396), (397, 72896), (536, 53992), (544, 53198), (794, 36448), (1072, 26996), (1088, 26599), (1139, 25408), (1588, 18224), (2144, 13498), (2278, 12704), (3176, 9112), (4288, 6749), (4556, 6352)]