201784921

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 32

約数和(自身を含む): 240020480

約数和(自身を除く): 38235559

約数列:

[1, 13, 19, 31, 73, 247, 361, 403, 589, 949, 1387, 2263, 4693, 6859, 7657, 11191, 18031, 26353, 29419, 42997, 89167, 145483, 212629, 342589, 500707, 558961, 816943, 2764177, 6509191, 10620259, 15521917, 201784921]

約数ペア:

[(1, 201784921), (13, 15521917), (19, 10620259), (31, 6509191), (73, 2764177), (247, 816943), (361, 558961), (403, 500707), (589, 342589), (949, 212629), (1387, 145483), (2263, 89167), (4693, 42997), (6859, 29419), (7657, 26353), (11191, 18031)]