201890445

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{5231}}^1$

素因数の和:5353

約数の個数: 32

約数和(自身を含む): 337526784

約数和(自身を除く): 135636339

約数列:

[1, 3, 5, 15, 31, 83, 93, 155, 249, 415, 465, 1245, 2573, 5231, 7719, 12865, 15693, 26155, 38595, 78465, 162161, 434173, 486483, 810805, 1302519, 2170865, 2432415, 6512595, 13459363, 40378089, 67296815, 201890445]

約数ペア:

[(1, 201890445), (3, 67296815), (5, 40378089), (15, 13459363), (31, 6512595), (83, 2432415), (93, 2170865), (155, 1302519), (249, 810805), (415, 486483), (465, 434173), (1245, 162161), (2573, 78465), (5231, 38595), (7719, 26155), (12865, 15693)]