248968314

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{439}}^1\times {\mathrm{643}}^1$

素因数の和:1104

約数の個数: 72

約数和(自身を含む): 629909280

約数和(自身を除く): 380940966

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 439, 441, 643, 878, 882, 1286, 1317, 1929, 2634, 3073, 3858, 3951, 4501, 5787, 6146, 7902, 9002, 9219, 11574, 13503, 18438, 21511, 27006, 27657, 31507, 40509, 43022, 55314, 63014, 64533, 81018, 94521, 129066, 189042, 193599, 282277, 283563, 387198, 564554, 567126, 846831, 1693662, 1975939, 2540493, 3951878, 5080986, 5927817, 11855634, 13831573, 17783451, 27663146, 35566902, 41494719, 82989438, 124484157, 248968314]

約数ペア:

[(1, 248968314), (2, 124484157), (3, 82989438), (6, 41494719), (7, 35566902), (9, 27663146), (14, 17783451), (18, 13831573), (21, 11855634), (42, 5927817), (49, 5080986), (63, 3951878), (98, 2540493), (126, 1975939), (147, 1693662), (294, 846831), (439, 567126), (441, 564554), (643, 387198), (878, 283563), (882, 282277), (1286, 193599), (1317, 189042), (1929, 129066), (2634, 94521), (3073, 81018), (3858, 64533), (3951, 63014), (4501, 55314), (5787, 43022), (6146, 40509), (7902, 31507), (9002, 27657), (9219, 27006), (11574, 21511), (13503, 18438)]