208334785

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 266872320

約数和(自身を除く): 58537535

約数列:

[1, 5, 43, 47, 53, 215, 235, 265, 389, 1945, 2021, 2279, 2491, 10105, 11395, 12455, 16727, 18283, 20617, 83635, 91415, 103085, 107113, 535565, 786169, 886531, 968999, 3930845, 4432655, 4844995, 41666957, 208334785]

約数ペア:

[(1, 208334785), (5, 41666957), (43, 4844995), (47, 4432655), (53, 3930845), (215, 968999), (235, 886531), (265, 786169), (389, 535565), (1945, 107113), (2021, 103085), (2279, 91415), (2491, 83635), (10105, 20617), (11395, 18283), (12455, 16727)]