291289076

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{22679}}^1$

素因数の和:22728

約数の個数: 36

約数和(自身を含む): 581061600

約数和(自身を除く): 289772524

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 3211, 6422, 12844, 22679, 45358, 90716, 294827, 430901, 589654, 861802, 1179308, 1723604, 3832751, 5601713, 7665502, 11203426, 15331004, 22406852, 72822269, 145644538, 291289076]

約数ペア:

[(1, 291289076), (2, 145644538), (4, 72822269), (13, 22406852), (19, 15331004), (26, 11203426), (38, 7665502), (52, 5601713), (76, 3832751), (169, 1723604), (247, 1179308), (338, 861802), (494, 589654), (676, 430901), (988, 294827), (3211, 90716), (6422, 45358), (12844, 22679)]