393487245

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{5171}}^1$

素因数の和:5290

約数の個数: 48

約数和(自身を含む): 726148800

約数和(自身を除く): 332661555

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 89, 95, 171, 267, 285, 445, 801, 855, 1335, 1691, 4005, 5073, 5171, 8455, 15219, 15513, 25365, 25855, 46539, 76095, 77565, 98249, 232695, 294747, 460219, 491245, 884241, 1380657, 1473735, 2301095, 4141971, 4421205, 6903285, 8744161, 20709855, 26232483, 43720805, 78697449, 131162415, 393487245]

約数ペア:

[(1, 393487245), (3, 131162415), (5, 78697449), (9, 43720805), (15, 26232483), (19, 20709855), (45, 8744161), (57, 6903285), (89, 4421205), (95, 4141971), (171, 2301095), (267, 1473735), (285, 1380657), (445, 884241), (801, 491245), (855, 460219), (1335, 294747), (1691, 232695), (4005, 98249), (5073, 77565), (5171, 76095), (8455, 46539), (15219, 25855), (15513, 25365)]