71213456

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{120293}}^1$

素因数の和:120338

約数の個数: 20

約数和(自身を含む): 141706332

約数和(自身を除く): 70492876

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 120293, 240586, 481172, 962344, 1924688, 4450841, 8901682, 17803364, 35606728, 71213456]

約数ペア:

[(1, 71213456), (2, 35606728), (4, 17803364), (8, 8901682), (16, 4450841), (37, 1924688), (74, 962344), (148, 481172), (296, 240586), (592, 120293)]