161845306

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{3517}}^1$

素因数の和:3718

約数の個数: 32

約数和(自身を含む): 293823360

約数和(自身を除く): 131978054

約数列:

[1, 2, 7, 14, 19, 38, 133, 173, 266, 346, 1211, 2422, 3287, 3517, 6574, 7034, 23009, 24619, 46018, 49238, 66823, 133646, 467761, 608441, 935522, 1216882, 4259087, 8518174, 11560379, 23120758, 80922653, 161845306]

約数ペア:

[(1, 161845306), (2, 80922653), (7, 23120758), (14, 11560379), (19, 8518174), (38, 4259087), (133, 1216882), (173, 935522), (266, 608441), (346, 467761), (1211, 133646), (2422, 66823), (3287, 49238), (3517, 46018), (6574, 24619), (7034, 23009)]