258860955

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{5153}}^1$

素因数の和:5375

約数の個数: 32

約数和(自身を含む): 440852544

約数和(自身を除く): 181991589

約数列:

[1, 3, 5, 15, 17, 51, 85, 197, 255, 591, 985, 2955, 3349, 5153, 10047, 15459, 16745, 25765, 50235, 77295, 87601, 262803, 438005, 1015141, 1314015, 3045423, 5075705, 15227115, 17257397, 51772191, 86286985, 258860955]

約数ペア:

[(1, 258860955), (3, 86286985), (5, 51772191), (15, 17257397), (17, 15227115), (51, 5075705), (85, 3045423), (197, 1314015), (255, 1015141), (591, 438005), (985, 262803), (2955, 87601), (3349, 77295), (5153, 50235), (10047, 25765), (15459, 16745)]