253193536

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{431}}^1$

素因数の和:647

約数の個数: 56

約数和(自身を含む): 514843776

約数和(自身を除く): 261650240

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 137, 268, 274, 431, 536, 548, 862, 1072, 1096, 1724, 2144, 2192, 3448, 4288, 4384, 6896, 8768, 9179, 13792, 18358, 27584, 28877, 36716, 57754, 59047, 73432, 115508, 118094, 146864, 231016, 236188, 293728, 462032, 472376, 587456, 924064, 944752, 1848128, 1889504, 3779008, 3956149, 7912298, 15824596, 31649192, 63298384, 126596768, 253193536]

約数ペア:

[(1, 253193536), (2, 126596768), (4, 63298384), (8, 31649192), (16, 15824596), (32, 7912298), (64, 3956149), (67, 3779008), (134, 1889504), (137, 1848128), (268, 944752), (274, 924064), (431, 587456), (536, 472376), (548, 462032), (862, 293728), (1072, 236188), (1096, 231016), (1724, 146864), (2144, 118094), (2192, 115508), (3448, 73432), (4288, 59047), (4384, 57754), (6896, 36716), (8768, 28877), (9179, 27584), (13792, 18358)]