1801161

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 24

約数和(自身を含む): 2758080

約数和(自身を除く): 956919

約数列:

[1, 3, 9, 29, 67, 87, 103, 201, 261, 309, 603, 927, 1943, 2987, 5829, 6901, 8961, 17487, 20703, 26883, 62109, 200129, 600387, 1801161]

約数ペア:

[(1, 1801161), (3, 600387), (9, 200129), (29, 62109), (67, 26883), (87, 20703), (103, 17487), (201, 8961), (261, 6901), (309, 5829), (603, 2987), (927, 1943)]