202107921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 291600000

約数和(自身を除く): 89492079

約数列:

[1, 3, 19, 53, 57, 149, 159, 447, 449, 1007, 1347, 2831, 3021, 7897, 8493, 8531, 23691, 23797, 25593, 66901, 71391, 150043, 200703, 450129, 452143, 1271119, 1356429, 3545753, 3813357, 10637259, 67369307, 202107921]

約数ペア:

[(1, 202107921), (3, 67369307), (19, 10637259), (53, 3813357), (57, 3545753), (149, 1356429), (159, 1271119), (447, 452143), (449, 450129), (1007, 200703), (1347, 150043), (2831, 71391), (3021, 66901), (7897, 25593), (8493, 23797), (8531, 23691)]