81381498

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53611}}^1$

素因数の和:53650

約数の個数: 32

約数和(自身を含む): 185283072

約数和(自身を除く): 103901574

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 53611, 107222, 160833, 321666, 589721, 1179442, 1233053, 1769163, 2466106, 3538326, 3699159, 7398318, 13563583, 27127166, 40690749, 81381498]

約数ペア:

[(1, 81381498), (2, 40690749), (3, 27127166), (6, 13563583), (11, 7398318), (22, 3699159), (23, 3538326), (33, 2466106), (46, 1769163), (66, 1233053), (69, 1179442), (138, 589721), (253, 321666), (506, 160833), (759, 107222), (1518, 53611)]