71998234

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20327}}^1$

素因数の和:20370

約数の個数: 32

約数和(自身を含む): 140507136

約数和(自身を除く): 68508902

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 77, 154, 161, 253, 322, 506, 1771, 3542, 20327, 40654, 142289, 223597, 284578, 447194, 467521, 935042, 1565179, 3130358, 3272647, 5142731, 6545294, 10285462, 35999117, 71998234]

約数ペア:

[(1, 71998234), (2, 35999117), (7, 10285462), (11, 6545294), (14, 5142731), (22, 3272647), (23, 3130358), (46, 1565179), (77, 935042), (154, 467521), (161, 447194), (253, 284578), (322, 223597), (506, 142289), (1771, 40654), (3542, 20327)]