202807209

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 303114240

約数和(自身を除く): 100307031

約数列:

[1, 3, 11, 33, 47, 141, 229, 517, 571, 687, 1551, 1713, 2519, 6281, 7557, 10763, 18843, 26837, 32289, 80511, 118393, 130759, 295207, 355179, 392277, 885621, 1438349, 4315047, 6145673, 18437019, 67602403, 202807209]

約数ペア:

[(1, 202807209), (3, 67602403), (11, 18437019), (33, 6145673), (47, 4315047), (141, 1438349), (229, 885621), (517, 392277), (571, 355179), (687, 295207), (1551, 130759), (1713, 118393), (2519, 80511), (6281, 32289), (7557, 26837), (10763, 18843)]