28949336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1109}}^1$

素因数の和:1379

約数の個数: 32

約数和(自身を含む): 58741200

約数和(自身を除く): 29791864

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 251, 502, 1004, 1109, 2008, 2218, 3263, 4436, 6526, 8872, 13052, 14417, 26104, 28834, 57668, 115336, 278359, 556718, 1113436, 2226872, 3618667, 7237334, 14474668, 28949336]

約数ペア:

[(1, 28949336), (2, 14474668), (4, 7237334), (8, 3618667), (13, 2226872), (26, 1113436), (52, 556718), (104, 278359), (251, 115336), (502, 57668), (1004, 28834), (1109, 26104), (2008, 14417), (2218, 13052), (3263, 8872), (4436, 6526)]