268687744

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{161471}}^1$

素因数の和:161498

約数の個数: 32

約数和(自身を含む): 576455040

約数和(自身を除く): 307767296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 161471, 322942, 645884, 1291768, 2099123, 2583536, 4198246, 5167072, 8396492, 10334144, 16792984, 20668288, 33585968, 67171936, 134343872, 268687744]

約数ペア:

[(1, 268687744), (2, 134343872), (4, 67171936), (8, 33585968), (13, 20668288), (16, 16792984), (26, 10334144), (32, 8396492), (52, 5167072), (64, 4198246), (104, 2583536), (128, 2099123), (208, 1291768), (416, 645884), (832, 322942), (1664, 161471)]