28804256

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4073}}^1$

素因数の和:4113

約数の個数: 48

約数和(自身を含む): 64678824

約数和(自身を除く): 35874568

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 4073, 7072, 8146, 16292, 32584, 52949, 65168, 69241, 105898, 130336, 138482, 211796, 276964, 423592, 553928, 847184, 900133, 1107856, 1694368, 1800266, 2215712, 3600532, 7201064, 14402128, 28804256]

約数ペア:

[(1, 28804256), (2, 14402128), (4, 7201064), (8, 3600532), (13, 2215712), (16, 1800266), (17, 1694368), (26, 1107856), (32, 900133), (34, 847184), (52, 553928), (68, 423592), (104, 276964), (136, 211796), (208, 138482), (221, 130336), (272, 105898), (416, 69241), (442, 65168), (544, 52949), (884, 32584), (1768, 16292), (3536, 8146), (4073, 7072)]