161005788

素因数分解:

$2^2\times 3^2\times {\mathrm{991}}^1\times {\mathrm{4513}}^1$

素因数の和:5514

約数の個数: 36

約数和(自身を含む): 407487808

約数和(自身を除く): 246482020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 991, 1982, 2973, 3964, 4513, 5946, 8919, 9026, 11892, 13539, 17838, 18052, 27078, 35676, 40617, 54156, 81234, 162468, 4472383, 8944766, 13417149, 17889532, 26834298, 40251447, 53668596, 80502894, 161005788]

約数ペア:

[(1, 161005788), (2, 80502894), (3, 53668596), (4, 40251447), (6, 26834298), (9, 17889532), (12, 13417149), (18, 8944766), (36, 4472383), (991, 162468), (1982, 81234), (2973, 54156), (3964, 40617), (4513, 35676), (5946, 27078), (8919, 18052), (9026, 17838), (11892, 13539)]