77380215

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2591}}^1$

素因数の和:2791

約数の個数: 32

約数和(自身を含む): 135862272

約数和(自身を除く): 58482057

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 181, 543, 905, 1991, 2591, 2715, 5973, 7773, 9955, 12955, 28501, 29865, 38865, 85503, 142505, 427515, 468971, 1406913, 2344855, 5158681, 7034565, 15476043, 25793405, 77380215]

約数ペア:

[(1, 77380215), (3, 25793405), (5, 15476043), (11, 7034565), (15, 5158681), (33, 2344855), (55, 1406913), (165, 468971), (181, 427515), (543, 142505), (905, 85503), (1991, 38865), (2591, 29865), (2715, 28501), (5973, 12955), (7773, 9955)]