15721572

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 37743552

約数和(自身を除く): 22021980

約数列:

[1, 2, 3, 4, 6, 12, 73, 131, 137, 146, 219, 262, 274, 292, 393, 411, 438, 524, 548, 786, 822, 876, 1572, 1644, 9563, 10001, 17947, 19126, 20002, 28689, 30003, 35894, 38252, 40004, 53841, 57378, 60006, 71788, 107682, 114756, 120012, 215364, 1310131, 2620262, 3930393, 5240524, 7860786, 15721572]

約数ペア:

[(1, 15721572), (2, 7860786), (3, 5240524), (4, 3930393), (6, 2620262), (12, 1310131), (73, 215364), (131, 120012), (137, 114756), (146, 107682), (219, 71788), (262, 60006), (274, 57378), (292, 53841), (393, 40004), (411, 38252), (438, 35894), (524, 30003), (548, 28689), (786, 20002), (822, 19126), (876, 17947), (1572, 10001), (1644, 9563)]