1420142

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:283

約数の個数: 16

約数和(自身を含む): 2205792

約数和(自身を除く): 785650

約数列:

[1, 2, 71, 73, 137, 142, 146, 274, 5183, 9727, 10001, 10366, 19454, 20002, 710071, 1420142]

約数ペア:

[(1, 1420142), (2, 710071), (71, 20002), (73, 19454), (137, 10366), (142, 10001), (146, 9727), (274, 5183)]