28404908

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{6301}}^1$

素因数の和:6342

約数の個数: 36

約数和(自身を含む): 60347952

約数和(自身を除く): 31943044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 644, 1127, 2254, 4508, 6301, 12602, 25204, 44107, 88214, 144923, 176428, 289846, 308749, 579692, 617498, 1014461, 1234996, 2028922, 4057844, 7101227, 14202454, 28404908]

約数ペア:

[(1, 28404908), (2, 14202454), (4, 7101227), (7, 4057844), (14, 2028922), (23, 1234996), (28, 1014461), (46, 617498), (49, 579692), (92, 308749), (98, 289846), (161, 176428), (196, 144923), (322, 88214), (644, 44107), (1127, 25204), (2254, 12602), (4508, 6301)]