261841384

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{203293}}^1$

素因数の和:203329

約数の個数: 32

約数和(自身を含む): 585486720

約数和(自身を除く): 323645336

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 322, 644, 1288, 203293, 406586, 813172, 1423051, 1626344, 2846102, 4675739, 5692204, 9351478, 11384408, 18702956, 32730173, 37405912, 65460346, 130920692, 261841384]

約数ペア:

[(1, 261841384), (2, 130920692), (4, 65460346), (7, 37405912), (8, 32730173), (14, 18702956), (23, 11384408), (28, 9351478), (46, 5692204), (56, 4675739), (92, 2846102), (161, 1626344), (184, 1423051), (322, 813172), (644, 406586), (1288, 203293)]