16991604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67427}}^1$

素因数の和:67444

約数の個数: 36

約数和(自身を含む): 49087584

約数和(自身を除く): 32095980

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 67427, 134854, 202281, 269708, 404562, 471989, 606843, 809124, 943978, 1213686, 1415967, 1887956, 2427372, 2831934, 4247901, 5663868, 8495802, 16991604]

約数ペア:

[(1, 16991604), (2, 8495802), (3, 5663868), (4, 4247901), (6, 2831934), (7, 2427372), (9, 1887956), (12, 1415967), (14, 1213686), (18, 943978), (21, 809124), (28, 606843), (36, 471989), (42, 404562), (63, 269708), (84, 202281), (126, 134854), (252, 67427)]