728035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 1142784

約数和(自身を除く): 414749

約数列:

[1, 5, 7, 11, 31, 35, 55, 61, 77, 155, 217, 305, 341, 385, 427, 671, 1085, 1705, 1891, 2135, 2387, 3355, 4697, 9455, 11935, 13237, 20801, 23485, 66185, 104005, 145607, 728035]

約数ペア:

[(1, 728035), (5, 145607), (7, 104005), (11, 66185), (31, 23485), (35, 20801), (55, 13237), (61, 11935), (77, 9455), (155, 4697), (217, 3355), (305, 2387), (341, 2135), (385, 1891), (427, 1705), (671, 1085)]