16138545

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 26763264

約数和(自身を除く): 10624719

約数列:

[1, 3, 5, 15, 43, 129, 131, 191, 215, 393, 573, 645, 655, 955, 1965, 2865, 5633, 8213, 16899, 24639, 25021, 28165, 41065, 75063, 84495, 123195, 125105, 375315, 1075903, 3227709, 5379515, 16138545]

約数ペア:

[(1, 16138545), (3, 5379515), (5, 3227709), (15, 1075903), (43, 375315), (129, 125105), (131, 123195), (191, 84495), (215, 75063), (393, 41065), (573, 28165), (645, 25021), (655, 24639), (955, 16899), (1965, 8213), (2865, 5633)]