30980925

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{7247}}^1$

素因数の和:7282

約数の個数: 36

約数和(自身を含む): 58418880

約数和(自身を除く): 27437955

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 171, 225, 285, 475, 855, 1425, 4275, 7247, 21741, 36235, 65223, 108705, 137693, 181175, 326115, 413079, 543525, 688465, 1239237, 1630575, 2065395, 3442325, 6196185, 10326975, 30980925]

約数ペア:

[(1, 30980925), (3, 10326975), (5, 6196185), (9, 3442325), (15, 2065395), (19, 1630575), (25, 1239237), (45, 688465), (57, 543525), (75, 413079), (95, 326115), (171, 181175), (225, 137693), (285, 108705), (475, 65223), (855, 36235), (1425, 21741), (4275, 7247)]