18081645

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 30222720

約数和(自身を除く): 12141075

約数列:

[1, 3, 5, 15, 29, 87, 145, 197, 211, 435, 591, 633, 985, 1055, 2955, 3165, 5713, 6119, 17139, 18357, 28565, 30595, 41567, 85695, 91785, 124701, 207835, 623505, 1205443, 3616329, 6027215, 18081645]

約数ペア:

[(1, 18081645), (3, 6027215), (5, 3616329), (15, 1205443), (29, 623505), (87, 207835), (145, 124701), (197, 91785), (211, 85695), (435, 41567), (591, 30595), (633, 28565), (985, 18357), (1055, 17139), (2955, 6119), (3165, 5713)]