744781345

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{4973}}^1$

素因数の和:5385

約数の個数: 32

約数和(自身を含む): 1117359360

約数和(自身を除く): 372578015

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 389, 1945, 2723, 4279, 4973, 13615, 21395, 24865, 29953, 34811, 54703, 149765, 174055, 273515, 382921, 1914605, 1934497, 9672485, 13541479, 21279467, 67707395, 106397335, 148956269, 744781345]

約数ペア:

[(1, 744781345), (5, 148956269), (7, 106397335), (11, 67707395), (35, 21279467), (55, 13541479), (77, 9672485), (385, 1934497), (389, 1914605), (1945, 382921), (2723, 273515), (4279, 174055), (4973, 149765), (13615, 54703), (21395, 34811), (24865, 29953)]