191551255

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{4057}}^1$

素因数の和:4159

約数の個数: 32

約数和(自身を含む): 280488960

約数和(自身を除く): 88937705

約数列:

[1, 5, 7, 19, 35, 71, 95, 133, 355, 497, 665, 1349, 2485, 4057, 6745, 9443, 20285, 28399, 47215, 77083, 141995, 288047, 385415, 539581, 1440235, 2016329, 2697905, 5472893, 10081645, 27364465, 38310251, 191551255]

約数ペア:

[(1, 191551255), (5, 38310251), (7, 27364465), (19, 10081645), (35, 5472893), (71, 2697905), (95, 2016329), (133, 1440235), (355, 539581), (497, 385415), (665, 288047), (1349, 141995), (2485, 77083), (4057, 47215), (6745, 28399), (9443, 20285)]