28784704

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1$

素因数の和:1247

約数の個数: 56

約数和(自身を含む): 63687960

約数和(自身を除く): 34903256

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 208, 232, 377, 416, 464, 754, 832, 928, 1193, 1508, 1856, 2386, 3016, 4772, 6032, 9544, 12064, 15509, 19088, 24128, 31018, 34597, 38176, 62036, 69194, 76352, 124072, 138388, 248144, 276776, 449761, 496288, 553552, 899522, 992576, 1107104, 1799044, 2214208, 3598088, 7196176, 14392352, 28784704]

約数ペア:

[(1, 28784704), (2, 14392352), (4, 7196176), (8, 3598088), (13, 2214208), (16, 1799044), (26, 1107104), (29, 992576), (32, 899522), (52, 553552), (58, 496288), (64, 449761), (104, 276776), (116, 248144), (208, 138388), (232, 124072), (377, 76352), (416, 69194), (464, 62036), (754, 38176), (832, 34597), (928, 31018), (1193, 24128), (1508, 19088), (1856, 15509), (2386, 12064), (3016, 9544), (4772, 6032)]