128220402

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{689357}}^1$

素因数の和:689393

約数の個数: 16

約数和(自身を含む): 264713472

約数和(自身を除く): 136493070

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 689357, 1378714, 2068071, 4136142, 21370067, 42740134, 64110201, 128220402]

約数ペア:

[(1, 128220402), (2, 64110201), (3, 42740134), (6, 21370067), (31, 4136142), (62, 2068071), (93, 1378714), (186, 689357)]