161712159

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{3079}}^1$

素因数の和:3191

約数の個数: 32

約数和(自身を含む): 256650240

約数和(自身を除く): 94938081

約数列:

[1, 3, 7, 21, 41, 61, 123, 183, 287, 427, 861, 1281, 2501, 3079, 7503, 9237, 17507, 21553, 52521, 64659, 126239, 187819, 378717, 563457, 883673, 1314733, 2651019, 3944199, 7700579, 23101737, 53904053, 161712159]

約数ペア:

[(1, 161712159), (3, 53904053), (7, 23101737), (21, 7700579), (41, 3944199), (61, 2651019), (123, 1314733), (183, 883673), (287, 563457), (427, 378717), (861, 187819), (1281, 126239), (2501, 64659), (3079, 52521), (7503, 21553), (9237, 17507)]