147420378

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{390001}}^1$

素因数の和:390019

約数の個数: 32

約数和(自身を含む): 374401920

約数和(自身を除く): 226981542

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 390001, 780002, 1170003, 2340006, 2730007, 3510009, 5460014, 7020018, 8190021, 10530027, 16380042, 21060054, 24570063, 49140126, 73710189, 147420378]

約数ペア:

[(1, 147420378), (2, 73710189), (3, 49140126), (6, 24570063), (7, 21060054), (9, 16380042), (14, 10530027), (18, 8190021), (21, 7020018), (27, 5460014), (42, 3510009), (54, 2730007), (63, 2340006), (126, 1170003), (189, 780002), (378, 390001)]