1561194

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:456

約数の個数: 40

約数和(自身を含む): 3659040

約数和(自身を除く): 2097846

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 419, 621, 838, 1242, 1257, 1863, 2514, 3726, 3771, 7542, 9637, 11313, 19274, 22626, 28911, 33939, 57822, 67878, 86733, 173466, 260199, 520398, 780597, 1561194]

約数ペア:

[(1, 1561194), (2, 780597), (3, 520398), (6, 260199), (9, 173466), (18, 86733), (23, 67878), (27, 57822), (46, 33939), (54, 28911), (69, 22626), (81, 19274), (138, 11313), (162, 9637), (207, 7542), (414, 3771), (419, 3726), (621, 2514), (838, 1863), (1242, 1257)]