15921288

素因数分解:

$2^3\times 3^2\times {\mathrm{397}}^1\times {\mathrm{557}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 43306380

約数和(自身を除く): 27385092

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 397, 557, 794, 1114, 1191, 1588, 1671, 2228, 2382, 3176, 3342, 3573, 4456, 4764, 5013, 6684, 7146, 9528, 10026, 13368, 14292, 20052, 28584, 40104, 221129, 442258, 663387, 884516, 1326774, 1769032, 1990161, 2653548, 3980322, 5307096, 7960644, 15921288]

約数ペア:

[(1, 15921288), (2, 7960644), (3, 5307096), (4, 3980322), (6, 2653548), (8, 1990161), (9, 1769032), (12, 1326774), (18, 884516), (24, 663387), (36, 442258), (72, 221129), (397, 40104), (557, 28584), (794, 20052), (1114, 14292), (1191, 13368), (1588, 10026), (1671, 9528), (2228, 7146), (2382, 6684), (3176, 5013), (3342, 4764), (3573, 4456)]