28972916

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6427}}^1$

素因数の和:6468

約数の個数: 36

約数和(自身を含む): 61554528

約数和(自身を除く): 32581612

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 6427, 12854, 25708, 44989, 89978, 147821, 179956, 295642, 314923, 591284, 629846, 1034747, 1259692, 2069494, 4138988, 7243229, 14486458, 28972916]

約数ペア:

[(1, 28972916), (2, 14486458), (4, 7243229), (7, 4138988), (14, 2069494), (23, 1259692), (28, 1034747), (46, 629846), (49, 591284), (92, 314923), (98, 295642), (161, 179956), (196, 147821), (322, 89978), (644, 44989), (1127, 25708), (2254, 12854), (4508, 6427)]