220177947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{12109}}^1$

素因数の和:12171

約数の個数: 32

約数和(自身を含む): 348768000

約数和(自身を除く): 128590053

約数列:

[1, 3, 11, 19, 29, 33, 57, 87, 209, 319, 551, 627, 957, 1653, 6061, 12109, 18183, 36327, 133199, 230071, 351161, 399597, 690213, 1053483, 2530781, 3862771, 6672059, 7592343, 11588313, 20016177, 73392649, 220177947]

約数ペア:

[(1, 220177947), (3, 73392649), (11, 20016177), (19, 11588313), (29, 7592343), (33, 6672059), (57, 3862771), (87, 2530781), (209, 1053483), (319, 690213), (551, 399597), (627, 351161), (957, 230071), (1653, 133199), (6061, 36327), (12109, 18183)]