209930154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{217319}}^1$

素因数の和:217354

約数の個数: 32

約数和(自身を含む): 500705280

約数和(自身を除く): 290775126

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 322, 483, 966, 217319, 434638, 651957, 1303914, 1521233, 3042466, 4563699, 4998337, 9127398, 9996674, 14995011, 29990022, 34988359, 69976718, 104965077, 209930154]

約数ペア:

[(1, 209930154), (2, 104965077), (3, 69976718), (6, 34988359), (7, 29990022), (14, 14995011), (21, 9996674), (23, 9127398), (42, 4998337), (46, 4563699), (69, 3042466), (138, 1521233), (161, 1303914), (322, 651957), (483, 434638), (966, 217319)]