91219205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{7643}}^1$

素因数の和:7697

約数の個数: 32

約数和(自身を含む): 140894208

約数和(自身を除く): 49675003

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1705, 2387, 7643, 11935, 38215, 53501, 84073, 236933, 267505, 420365, 588511, 1184665, 1658531, 2606263, 2942555, 8292655, 13031315, 18243841, 91219205]

約数ペア:

[(1, 91219205), (5, 18243841), (7, 13031315), (11, 8292655), (31, 2942555), (35, 2606263), (55, 1658531), (77, 1184665), (155, 588511), (217, 420365), (341, 267505), (385, 236933), (1085, 84073), (1705, 53501), (2387, 38215), (7643, 11935)]